diff --git a/.kokoro/continuous/prerelease-deps-3.11.cfg b/.kokoro/continuous/prerelease-deps-3.12.cfg
similarity index 77%
rename from .kokoro/continuous/prerelease-deps-3.11.cfg
rename to .kokoro/continuous/prerelease-deps-3.12.cfg
index 1e19f1239..ece962a17 100644
--- a/.kokoro/continuous/prerelease-deps-3.11.cfg
+++ b/.kokoro/continuous/prerelease-deps-3.12.cfg
@@ -3,5 +3,5 @@
 # Only run this nox session.
 env_vars: {
     key: "NOX_SESSION"
-    value: "prerelease_deps-3.11"
+    value: "prerelease_deps-3.12"
 }
diff --git a/.kokoro/continuous/prerelease-deps-3.8.cfg b/.kokoro/continuous/prerelease-deps-3.8.cfg
deleted file mode 100644
index fabe3e347..000000000
--- a/.kokoro/continuous/prerelease-deps-3.8.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Only run this nox session.
-env_vars: {
-    key: "NOX_SESSION"
-    value: "prerelease_deps-3.8"
-}
diff --git a/.kokoro/continuous/prerelease-deps.cfg b/.kokoro/continuous/prerelease-deps.cfg
deleted file mode 100644
index 3595fb43f..000000000
--- a/.kokoro/continuous/prerelease-deps.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Only run this nox session.
-env_vars: {
-    key: "NOX_SESSION"
-    value: "prerelease_deps"
-}
diff --git a/.kokoro/presubmit/prerelease-deps-3.8.cfg b/.kokoro/presubmit/prerelease-deps-3.8.cfg
deleted file mode 100644
index fabe3e347..000000000
--- a/.kokoro/presubmit/prerelease-deps-3.8.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Only run this nox session.
-env_vars: {
-    key: "NOX_SESSION"
-    value: "prerelease_deps-3.8"
-}
diff --git a/.kokoro/presubmit/prerelease-deps.cfg b/.kokoro/presubmit/prerelease-deps.cfg
deleted file mode 100644
index 3595fb43f..000000000
--- a/.kokoro/presubmit/prerelease-deps.cfg
+++ /dev/null
@@ -1,7 +0,0 @@
-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Only run this nox session.
-env_vars: {
-    key: "NOX_SESSION"
-    value: "prerelease_deps"
-}