diff --git a/ansible/vars.yml b/ansible/vars.yml
index 18cb0a206..b05651fd3 100644
--- a/ansible/vars.yml
+++ b/ansible/vars.yml
@@ -10,9 +10,9 @@ postgres_major:
 
 # Full version strings for each major version
 postgres_release:
-  postgresorioledb-17: "17.5.1.035-orioledb"
-  postgres17: "17.6.1.014"
-  postgres15: "15.14.1.014"
+  postgresorioledb-17: 17.5.1.036-orioledb
+  postgres17: 17.6.1.015
+  postgres15: 15.14.1.015
 
 # Non Postgres Extensions
 pgbouncer_release: 1.19.0
diff --git a/nix/ext/pgrouting.nix b/nix/ext/pgrouting.nix
index e51b8bada..b20b89c43 100644
--- a/nix/ext/pgrouting.nix
+++ b/nix/ext/pgrouting.nix
@@ -6,69 +6,139 @@
   perl,
   cmake,
   boost,
+  buildEnv,
 }:
-
-stdenv.mkDerivation rec {
+let
   pname = "pgrouting";
-  version = "3.4.1";
 
-  nativeBuildInputs = [
-    cmake
-    perl
-  ];
-  buildInputs = [
-    postgresql
-    boost
-  ];
+  # Load version configuration from external file
+  allVersions = (builtins.fromJSON (builtins.readFile ./versions.json)).${pname};
 
-  src = fetchFromGitHub {
-    owner = "pgRouting";
-    repo = pname;
-    rev = "v${version}";
-    hash = "sha256-QC77AnPGpPQGEWi6JtJdiNsB2su5+aV2pKg5ImR2B0k=";
-  };
+  # Filter versions compatible with current PostgreSQL version
+  supportedVersions = lib.filterAttrs (
+    _: value: builtins.elem (lib.versions.major postgresql.version) value.postgresql
+  ) allVersions;
 
-  #disable compile time warnings for incompatible pointer types only on macos and pg16
-  NIX_CFLAGS_COMPILE = lib.optionalString (
-    stdenv.isDarwin && lib.versionAtLeast postgresql.version "16"
-  ) "-Wno-error=int-conversion -Wno-error=incompatible-pointer-types";
-
-  cmakeFlags =
-    [ "-DPOSTGRESQL_VERSION=${postgresql.version}" ]
-    ++ lib.optionals (stdenv.isDarwin && lib.versionAtLeast postgresql.version "16") [
-      "-DCMAKE_MACOSX_RPATH=ON"
-      "-DCMAKE_SHARED_MODULE_SUFFIX=.dylib"
-      "-DCMAKE_SHARED_LIBRARY_SUFFIX=.dylib"
-    ];
-
-  preConfigure = lib.optionalString (stdenv.isDarwin && lib.versionAtLeast postgresql.version "16") ''
-    export DLSUFFIX=.dylib
-    export CMAKE_SHARED_LIBRARY_SUFFIX=.dylib
-    export CMAKE_SHARED_MODULE_SUFFIX=.dylib
-    export MACOSX_RPATH=ON
-  '';
+  # Derived version information
+  versions = lib.naturalSort (lib.attrNames supportedVersions);
+  latestVersion = lib.last versions;
+  numberOfVersions = builtins.length versions;
+  packages = builtins.attrValues (
+    lib.mapAttrs (name: value: build name value.hash) supportedVersions
+  );
 
-  postBuild = lib.optionalString (stdenv.isDarwin && lib.versionAtLeast postgresql.version "16") ''
-    shopt -s nullglob
-    for file in lib/libpgrouting-*.so; do
-      if [ -f "$file" ]; then
-        mv "$file" "''${file%.so}.dylib"
-      fi
-    done
-    shopt -u nullglob
-  '';
+  # Build function for individual versions
+  build =
+    version: hash:
+    stdenv.mkDerivation rec {
+      inherit pname version;
+
+      nativeBuildInputs = [
+        cmake
+        perl
+      ];
+      buildInputs = [
+        postgresql
+        boost
+      ];
+
+      src = fetchFromGitHub {
+        owner = "pgRouting";
+        repo = pname;
+        rev = "v${version}";
+        inherit hash;
+      };
+
+      #disable compile time warnings for incompatible pointer types only on macos and pg16
+      NIX_CFLAGS_COMPILE = lib.optionalString (
+        stdenv.isDarwin && lib.versionAtLeast postgresql.version "16"
+      ) "-Wno-error=int-conversion -Wno-error=incompatible-pointer-types";
+
+      cmakeFlags =
+        [ "-DPOSTGRESQL_VERSION=${postgresql.version}" ]
+        ++ lib.optionals (stdenv.isDarwin && lib.versionAtLeast postgresql.version "16") [
+          "-DCMAKE_MACOSX_RPATH=ON"
+          "-DCMAKE_SHARED_MODULE_SUFFIX=.dylib"
+          "-DCMAKE_SHARED_LIBRARY_SUFFIX=.dylib"
+        ];
+
+      preConfigure = lib.optionalString (stdenv.isDarwin && lib.versionAtLeast postgresql.version "16") ''
+        export DLSUFFIX=.dylib
+        export CMAKE_SHARED_LIBRARY_SUFFIX=.dylib
+        export CMAKE_SHARED_MODULE_SUFFIX=.dylib
+        export MACOSX_RPATH=ON
+      '';
+
+      postBuild = lib.optionalString (stdenv.isDarwin && lib.versionAtLeast postgresql.version "16") ''
+        shopt -s nullglob
+        for file in lib/libpgrouting-*.so; do
+          if [ -f "$file" ]; then
+            mv "$file" "''${file%.so}.dylib"
+          fi
+        done
+        shopt -u nullglob
+      '';
+
+      installPhase = ''
+        MAJ_MIN_VERSION=${lib.concatStringsSep "." (lib.take 2 (builtins.splitVersion version))}
+
+        mkdir -p $out/{lib,share/postgresql/extension}
+
+        # Install shared library with version suffix
+        install -D lib/libpgrouting-$MAJ_MIN_VERSION${postgresql.dlSuffix} -t $out/lib
+
+        # Create version-specific control file
+        sed -e "/^default_version =/d" \
+            -e "s|^module_pathname = .*|module_pathname = '\$libdir/lib${pname}-$MAJ_MIN_VERSION'|" \
+          sql/common/${pname}.control > $out/share/postgresql/extension/${pname}--${version}.control
+
+        # Copy SQL upgrade scripts
+        cp sql/${pname}--*.sql $out/share/postgresql/extension
+
+        if [[ "${version}" == "${latestVersion}" ]]; then
+          {
+            echo "default_version = '${version}'"
+            cat $out/share/postgresql/extension/${pname}--${version}.control
+          } > $out/share/postgresql/extension/${pname}.control
+          ln -sfn $out/lib/lib${pname}-$MAJ_MIN_VERSION${postgresql.dlSuffix} $out/lib/lib${pname}${postgresql.dlSuffix}
+        fi
+      '';
+
+      meta = with lib; {
+        description = "A PostgreSQL/PostGIS extension that provides geospatial routing functionality";
+        homepage = "https://pgrouting.org/";
+        changelog = "https://github.com/pgRouting/pgrouting/releases/tag/v${version}";
+        license = licenses.gpl2Plus;
+        inherit (postgresql.meta) platforms;
+      };
+    };
+in
+buildEnv {
+  name = pname;
+  paths = packages;
+
+  pathsToLink = [
+    "/lib"
+    "/share/postgresql/extension"
+  ];
+
+  postBuild = ''
+    #Verify all expected library files are present
+    expectedFiles=${toString (numberOfVersions + 1)}
+    actualFiles=$(ls -l $out/lib/lib${pname}*${postgresql.dlSuffix} | wc -l)
 
-  installPhase = ''
-    install -D lib/*${postgresql.dlSuffix}                       -t $out/lib
-    install -D sql/pgrouting--*.sql   -t $out/share/postgresql/extension
-    install -D sql/common/pgrouting.control    -t $out/share/postgresql/extension
+    if [[ "$actualFiles" != "$expectedFiles" ]]; then
+      echo "Error: Expected $expectedFiles library files, found $actualFiles"
+      echo "Files found:"
+      ls -la $out/lib/*${postgresql.dlSuffix} || true
+      exit 1
+    fi
   '';
 
-  meta = with lib; {
-    description = "A PostgreSQL/PostGIS extension that provides geospatial routing functionality";
-    homepage = "https://pgrouting.org/";
-    changelog = "https://github.com/pgRouting/pgrouting/releases/tag/v${version}";
-    platforms = postgresql.meta.platforms;
-    license = licenses.gpl2Plus;
+  passthru = {
+    inherit versions numberOfVersions;
+    pname = "${pname}-all";
+    version =
+      "multi-" + lib.concatStringsSep "-" (map (v: lib.replaceStrings [ "." ] [ "-" ] v) versions);
   };
 }
diff --git a/nix/ext/tests/pgrouting.nix b/nix/ext/tests/pgrouting.nix
new file mode 100644
index 000000000..f8775e4aa
--- /dev/null
+++ b/nix/ext/tests/pgrouting.nix
@@ -0,0 +1,228 @@
+{ self, pkgs }:
+let
+  pname = "pgrouting";
+  inherit (pkgs) lib;
+  installedExtension =
+    postgresMajorVersion: self.packages.${pkgs.system}."psql_${postgresMajorVersion}/exts/${pname}-all";
+  versions = postgresqlMajorVersion: (installedExtension postgresqlMajorVersion).versions;
+  postgresqlWithExtension =
+    postgresql:
+    let
+      majorVersion = lib.versions.major postgresql.version;
+      pkg = pkgs.buildEnv {
+        name = "postgresql-${majorVersion}-${pname}";
+        paths =
+          [
+            postgresql
+            postgresql.lib
+            (installedExtension majorVersion)
+            self.packages.${pkgs.system}."psql_${majorVersion}/exts/postgis-all"
+          ]
+          ++ lib.optional (postgresql.isOrioleDB
+          ) self.packages.${pkgs.system}."psql_orioledb-17/exts/orioledb";
+        passthru = {
+          inherit (postgresql) version psqlSchema;
+          lib = pkg;
+          withPackages = _: pkg;
+        };
+        nativeBuildInputs = [ pkgs.makeWrapper ];
+        pathsToLink = [
+          "/"
+          "/bin"
+          "/lib"
+        ];
+        postBuild = ''
+          wrapProgram $out/bin/postgres --set NIX_PGLIBDIR $out/lib
+          wrapProgram $out/bin/pg_ctl --set NIX_PGLIBDIR $out/lib
+          wrapProgram $out/bin/pg_upgrade --set NIX_PGLIBDIR $out/lib
+        '';
+      };
+    in
+    pkg;
+  pg_regress = pkgs.callPackage ../pg_regress.nix {
+    postgresql = self.packages.${pkgs.system}.postgresql_15;
+  };
+in
+self.inputs.nixpkgs.lib.nixos.runTest {
+  name = pname;
+  hostPkgs = pkgs;
+  nodes.server =
+    { config, ... }:
+    {
+      virtualisation = {
+        forwardPorts = [
+          {
+            from = "host";
+            host.port = 13022;
+            guest.port = 22;
+          }
+        ];
+      };
+      services.openssh = {
+        enable = true;
+      };
+      users.users.root.openssh.authorizedKeys.keys = [
+        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIo+ulCUfJjnCVgfM4946Ih5Nm8DeZZiayYeABHGPEl7 jfroche"
+      ];
+
+      services.postgresql = {
+        enable = true;
+        package = postgresqlWithExtension self.packages.${pkgs.system}.postgresql_15;
+      };
+
+      specialisation.postgresql17.configuration = {
+        services.postgresql = {
+          package = lib.mkForce (postgresqlWithExtension self.packages.${pkgs.system}.postgresql_17);
+        };
+
+        systemd.services.postgresql-migrate = {
+          serviceConfig = {
+            Type = "oneshot";
+            RemainAfterExit = true;
+            User = "postgres";
+            Group = "postgres";
+            StateDirectory = "postgresql";
+            WorkingDirectory = "${builtins.dirOf config.services.postgresql.dataDir}";
+          };
+          script =
+            let
+              oldPostgresql = postgresqlWithExtension self.packages.${pkgs.system}.postgresql_15;
+              newPostgresql = postgresqlWithExtension self.packages.${pkgs.system}.postgresql_17;
+              oldDataDir = "${builtins.dirOf config.services.postgresql.dataDir}/${oldPostgresql.psqlSchema}";
+              newDataDir = "${builtins.dirOf config.services.postgresql.dataDir}/${newPostgresql.psqlSchema}";
+            in
+            ''
+              if [[ ! -d ${newDataDir} ]]; then
+                install -d -m 0700 -o postgres -g postgres "${newDataDir}"
+                ${newPostgresql}/bin/initdb -D "${newDataDir}"
+                ${newPostgresql}/bin/pg_upgrade --old-datadir "${oldDataDir}" --new-datadir "${newDataDir}" \
+                  --old-bindir "${oldPostgresql}/bin" --new-bindir "${newPostgresql}/bin"
+              else
+                echo "${newDataDir} already exists"
+              fi
+            '';
+        };
+
+        systemd.services.postgresql = {
+          after = [ "postgresql-migrate.service" ];
+          requires = [ "postgresql-migrate.service" ];
+        };
+      };
+
+      specialisation.orioledb17.configuration = {
+        services.postgresql = {
+          package = lib.mkForce (postgresqlWithExtension self.packages.${pkgs.system}.postgresql_orioledb-17);
+          settings = {
+            shared_preload_libraries = "orioledb";
+            default_table_access_method = "orioledb";
+          };
+          initdbArgs = [
+            "--allow-group-access"
+            "--locale-provider=icu"
+            "--encoding=UTF-8"
+            "--icu-locale=en_US.UTF-8"
+          ];
+          initialScript = pkgs.writeText "init-postgres-with-orioledb" ''
+            CREATE EXTENSION orioledb CASCADE;
+          '';
+        };
+
+        systemd.services.postgresql-migrate = {
+          # we don't support migrating from postgresql 17 to orioledb-17 so we just reinit the datadir
+          serviceConfig = {
+            Type = "oneshot";
+            RemainAfterExit = true;
+            User = "postgres";
+            Group = "postgres";
+            StateDirectory = "postgresql";
+            WorkingDirectory = "${builtins.dirOf config.services.postgresql.dataDir}";
+          };
+          script =
+            let
+              newPostgresql = postgresqlWithExtension self.packages.${pkgs.system}.postgresql_orioledb-17;
+            in
+            ''
+              set -x
+              systemctl cat postgresql.service
+              rm -rf ${builtins.dirOf config.services.postgresql.dataDir}/${newPostgresql.psqlSchema}
+            '';
+        };
+
+        systemd.services.postgresql = {
+          after = [ "postgresql-migrate.service" ];
+          requires = [ "postgresql-migrate.service" ];
+        };
+      };
+    };
+  testScript =
+    { nodes, ... }:
+    let
+      pg17-configuration = "${nodes.server.system.build.toplevel}/specialisation/postgresql17";
+      orioledb17-configuration = "${nodes.server.system.build.toplevel}/specialisation/orioledb17";
+    in
+    ''
+      versions = {
+        "15": [${lib.concatStringsSep ", " (map (s: ''"${s}"'') (versions "15"))}],
+        "17": [${lib.concatStringsSep ", " (map (s: ''"${s}"'') (versions "17"))}],
+        "orioledb-17": [${lib.concatStringsSep ", " (map (s: ''"${s}"'') (versions "orioledb-17"))}],
+      }
+
+      def run_sql(query):
+        return server.succeed(f"""sudo -u postgres psql -t -A -F\",\" -c \"{query}\" """).strip()
+
+      def run_pg_regress(sql_file, pg_version):
+        try:
+          server.succeed(f"""sudo -u postgres ${pg_regress}/bin/pg_regress --inputdir=${../../tests} --use-existing --dbname=postgres --outputdir=/tmp/regression_output_{pg_version} "{sql_file}" """)
+        except:
+          server.copy_from_vm(f"/tmp/regression_output_{pg_version}", "")
+          raise
+
+      def check_upgrade_path(pg_version):
+        with subtest("Check ${pname} upgrade path"):
+          firstVersion = versions[pg_version][0]
+          server.succeed("sudo -u postgres psql -c 'DROP EXTENSION IF EXISTS ${pname};'")
+          run_sql(f"""CREATE EXTENSION ${pname} WITH VERSION '{firstVersion}' CASCADE;""")
+          installed_version = run_sql(r"""SELECT extversion FROM pg_extension WHERE extname = '${pname}';""")
+          assert installed_version == firstVersion, f"Expected ${pname} version {firstVersion}, but found {installed_version}"
+          for version in versions[pg_version][1:]:
+            run_sql(f"""ALTER EXTENSION ${pname} UPDATE TO '{version}';""")
+            installed_version = run_sql(r"""SELECT extversion FROM pg_extension WHERE extname = '${pname}';""")
+            assert installed_version == version, f"Expected ${pname} version {version}, but found {installed_version}"
+          run_pg_regress("${pname}", pg_version)
+
+      start_all()
+
+      server.wait_for_unit("multi-user.target")
+      server.wait_for_unit("postgresql.service")
+
+      check_upgrade_path("15")
+
+      with subtest("Check ${pname} latest extension version"):
+        server.succeed("sudo -u postgres psql -c 'DROP EXTENSION ${pname};'")
+        server.succeed("sudo -u postgres psql -c 'CREATE EXTENSION ${pname} CASCADE;'")
+        installed_extensions=run_sql(r"""SELECT extname, extversion FROM pg_extension;""")
+        latestVersion = versions["15"][-1]
+        assert f"${pname},{latestVersion}" in installed_extensions
+
+      with subtest("switch to postgresql 17"):
+        server.succeed(
+          "${pg17-configuration}/bin/switch-to-configuration test >&2"
+        )
+
+      with subtest("Check ${pname} latest extension version after upgrade"):
+        installed_extensions=run_sql(r"""SELECT extname, extversion FROM pg_extension;""")
+        latestVersion = versions["17"][-1]
+        assert f"${pname},{latestVersion}" in installed_extensions
+
+      check_upgrade_path("17")
+
+      with subtest("switch to orioledb 17"):
+        server.succeed(
+          "${orioledb17-configuration}/bin/switch-to-configuration test >&2"
+        )
+        installed_extensions=run_sql(r"""SELECT extname FROM pg_extension WHERE extname = 'orioledb';""")
+        assert "orioledb" in installed_extensions
+
+      check_upgrade_path("orioledb-17")
+    '';
+}
diff --git a/nix/ext/versions.json b/nix/ext/versions.json
index 4bcb4fd28..3068b857b 100644
--- a/nix/ext/versions.json
+++ b/nix/ext/versions.json
@@ -278,6 +278,15 @@
       "hash": "sha256-Cpi2iASi1QJoED0Qs1dANqg/BNZTsz5S+pw8iYyW03Y="
     }
   },
+  "pgrouting": {
+    "3.4.1": {
+      "postgresql": [
+        "15",
+        "17"
+      ],
+      "hash": "sha256-QC77AnPGpPQGEWi6JtJdiNsB2su5+aV2pKg5ImR2B0k="
+    }
+  },
   "pgsodium": {
     "3.0.4": {
       "postgresql": [
diff --git a/nix/postgresql/default.nix b/nix/postgresql/default.nix
index 272dc4f35..fdef115d3 100644
--- a/nix/postgresql/default.nix
+++ b/nix/postgresql/default.nix
@@ -10,6 +10,7 @@ let
       namePrefix,
       jitSupport,
       supportedVersions,
+      isOrioleDB,
     }:
     pkgs.lib.mapAttrs' (
       version: config:
@@ -18,6 +19,7 @@ let
       in
       pkgs.lib.nameValuePair "${namePrefix}${versionSuffix}" (
         pkgs.callPackage ./generic.nix {
+          inherit isOrioleDB;
           inherit (config) version hash;
           jitSupport = jitSupport;
           self = pkgs;
@@ -30,10 +32,12 @@ let
     {
       namePrefix = "postgresql_";
       versions = supportedPostgresVersions.postgres;
+      isOrioleDB = false;
     }
     {
       namePrefix = "postgresql_orioledb-";
       versions = supportedPostgresVersions.orioledb;
+      isOrioleDB = true;
     }
   ];
 
@@ -44,7 +48,7 @@ let
       acc: flavor:
       acc
       // (mkPostgresqlPackages {
-        inherit (flavor) namePrefix;
+        inherit (flavor) namePrefix isOrioleDB;
         inherit jitSupport;
         supportedVersions = flavor.versions;
       })
diff --git a/nix/postgresql/generic.nix b/nix/postgresql/generic.nix
index d922895fa..61920c869 100644
--- a/nix/postgresql/generic.nix
+++ b/nix/postgresql/generic.nix
@@ -64,6 +64,8 @@ let
       # detection of crypt fails when using llvm stdenv, so we add it manually
       # for <13 (where it got removed: https://github.com/postgres/postgres/commit/c45643d618e35ec2fe91438df15abd4f3c0d85ca)
       libxcrypt,
+
+      isOrioleDB ? false,
     }@args:
     let
       atLeast = lib.versionAtLeast version;
@@ -288,6 +290,7 @@ let
           withoutJIT = if jitSupport then jitToggle else this;
 
           dlSuffix = if olderThan "16" then ".so" else stdenv.hostPlatform.extensions.sharedLibrary;
+          inherit isOrioleDB;
 
           pkgs =
             let
@@ -347,6 +350,7 @@ let
           "libpq"
         ];
         platforms = platforms.unix;
+        inherit isOrioleDB;
 
         # JIT support doesn't work with cross-compilation. It is attempted to build LLVM-bytecode
         # (`%.bc` is the corresponding `make(1)`-rule) for each sub-directory in `backend/` for
@@ -399,8 +403,9 @@ let
         wrapProgram $out/bin/postgres --set NIX_PGLIBDIR $out/lib
       '';
 
-      passthru.version = postgresql.version;
-      passthru.psqlSchema = postgresql.psqlSchema;
+      passthru = {
+        inherit (postgresql) version psqlSchema isOrioleDB;
+      };
     };
 in
 generic