diff --git a/package-lock.json b/package-lock.json
index fc68114..1bf7442 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
 				"pretty-bytes": "^5.3.0"
 			},
 			"devDependencies": {
-				"@actions/core": "^1.6.0",
+				"@actions/core": "^1.9.1",
 				"@actions/github": "^2.2.0",
 				"@vercel/ncc": "^0.33.3",
 				"ava": "^3.5.1",
@@ -21,12 +21,22 @@
 			}
 		},
 		"node_modules/@actions/core": {
-			"version": "1.6.0",
-			"resolved": "https://registry.npmjs.org/@actions/core/-/core-1.6.0.tgz",
-			"integrity": "sha512-NB1UAZomZlCV/LmJqkLhNTqtKfFXJZAUPcfl/zqG7EfsQdeUJtaWO98SGbuQ3pydJ3fHl2CvI/51OKYlCYYcaw==",
+			"version": "1.9.1",
+			"resolved": "https://registry.npmjs.org/@actions/core/-/core-1.9.1.tgz",
+			"integrity": "sha512-5ad+U2YGrmmiw6du20AQW5XuWo7UKN2052FjSV7MX+Wfjf8sCqcsZe62NfgHys4QI4/Y+vQvLKYL8jWtA1ZBTA==",
 			"dev": true,
 			"dependencies": {
-				"@actions/http-client": "^1.0.11"
+				"@actions/http-client": "^2.0.1",
+				"uuid": "^8.3.2"
+			}
+		},
+		"node_modules/@actions/core/node_modules/@actions/http-client": {
+			"version": "2.0.1",
+			"resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-2.0.1.tgz",
+			"integrity": "sha512-PIXiMVtz6VvyaRsGY268qvj57hXQEpsYogYOu2nrQhlf+XCGmZstmuZBbAybUl1nQGnvS1k1eEsQ69ZoD7xlSw==",
+			"dev": true,
+			"dependencies": {
+				"tunnel": "^0.0.6"
 			}
 		},
 		"node_modules/@actions/github": {
@@ -3652,6 +3662,15 @@
 				"node": ">=4"
 			}
 		},
+		"node_modules/uuid": {
+			"version": "8.3.2",
+			"resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
+			"integrity": "sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg==",
+			"dev": true,
+			"bin": {
+				"uuid": "dist/bin/uuid"
+			}
+		},
 		"node_modules/validate-npm-package-license": {
 			"version": "3.0.4",
 			"resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
@@ -3823,12 +3842,24 @@
 	},
 	"dependencies": {
 		"@actions/core": {
-			"version": "1.6.0",
-			"resolved": "https://registry.npmjs.org/@actions/core/-/core-1.6.0.tgz",
-			"integrity": "sha512-NB1UAZomZlCV/LmJqkLhNTqtKfFXJZAUPcfl/zqG7EfsQdeUJtaWO98SGbuQ3pydJ3fHl2CvI/51OKYlCYYcaw==",
+			"version": "1.9.1",
+			"resolved": "https://registry.npmjs.org/@actions/core/-/core-1.9.1.tgz",
+			"integrity": "sha512-5ad+U2YGrmmiw6du20AQW5XuWo7UKN2052FjSV7MX+Wfjf8sCqcsZe62NfgHys4QI4/Y+vQvLKYL8jWtA1ZBTA==",
 			"dev": true,
 			"requires": {
-				"@actions/http-client": "^1.0.11"
+				"@actions/http-client": "^2.0.1",
+				"uuid": "^8.3.2"
+			},
+			"dependencies": {
+				"@actions/http-client": {
+					"version": "2.0.1",
+					"resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-2.0.1.tgz",
+					"integrity": "sha512-PIXiMVtz6VvyaRsGY268qvj57hXQEpsYogYOu2nrQhlf+XCGmZstmuZBbAybUl1nQGnvS1k1eEsQ69ZoD7xlSw==",
+					"dev": true,
+					"requires": {
+						"tunnel": "^0.0.6"
+					}
+				}
 			}
 		},
 		"@actions/github": {
@@ -6724,6 +6755,12 @@
 				"prepend-http": "^2.0.0"
 			}
 		},
+		"uuid": {
+			"version": "8.3.2",
+			"resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
+			"integrity": "sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg==",
+			"dev": true
+		},
 		"validate-npm-package-license": {
 			"version": "3.0.4",
 			"resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
diff --git a/package.json b/package.json
index 807d0c6..5c8c95b 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
 	},
 	"homepage": "https://github.com/bartveneman/gh-action-css-diff#readme",
 	"devDependencies": {
-		"@actions/core": "^1.6.0",
+		"@actions/core": "^1.9.1",
 		"@actions/github": "^2.2.0",
 		"@vercel/ncc": "^0.33.3",
 		"ava": "^3.5.1",