diff --git a/package.json b/package.json
index 95b8a1b7..9db7b4cd 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "lint-staged": "^10.1.7",
     "prettier": "^2.0.5",
     "ts-jest": "^25.4.0",
-    "typescript": "^3.8.3"
+    "typescript": "^4.0.3"
   },
   "private": true,
   "workspaces": [
diff --git a/packages/gitbeaker-browser/package.json b/packages/gitbeaker-browser/package.json
index 62c4d75f..531f47bb 100644
--- a/packages/gitbeaker-browser/package.json
+++ b/packages/gitbeaker-browser/package.json
@@ -30,7 +30,7 @@
     "rollup-plugin-terser": "^7.0.0",
     "rollup-plugin-typescript2": "^0.27.1",
     "ts-node": "^8.10.2",
-    "typescript": "^3.9.5"
+    "typescript": "^4.0.3"
   },
   "engines": {
     "node": ">=10.19.0"
diff --git a/packages/gitbeaker-cli/package.json b/packages/gitbeaker-cli/package.json
index c126ba55..859af470 100644
--- a/packages/gitbeaker-cli/package.json
+++ b/packages/gitbeaker-cli/package.json
@@ -26,7 +26,7 @@
     "rollup-plugin-terser": "^7.0.0",
     "rollup-plugin-typescript2": "^0.27.1",
     "strip-ansi": "^6.0.0",
-    "typescript": "^3.9.3"
+    "typescript": "^4.0.3"
   },
   "engines": {
     "node": ">=10.19.0"
diff --git a/packages/gitbeaker-core/package.json b/packages/gitbeaker-core/package.json
index c51928a8..ec670c3c 100644
--- a/packages/gitbeaker-core/package.json
+++ b/packages/gitbeaker-core/package.json
@@ -23,7 +23,7 @@
     "rollup-plugin-terser": "^7.0.0",
     "rollup-plugin-typescript2": "^0.27.1",
     "ts-node": "^8.10.2",
-    "typescript": "^3.9.3"
+    "typescript": "^4.0.3"
   },
   "engines": {
     "node": ">=10.19.0"
diff --git a/packages/gitbeaker-node/package.json b/packages/gitbeaker-node/package.json
index 2a981c42..6e432375 100644
--- a/packages/gitbeaker-node/package.json
+++ b/packages/gitbeaker-node/package.json
@@ -22,7 +22,7 @@
     "rollup-plugin-terser": "^7.0.0",
     "rollup-plugin-typescript2": "^0.27.1",
     "ts-node": "^8.10.2",
-    "typescript": "^3.9.3"
+    "typescript": "^4.0.3"
   },
   "engines": {
     "node": ">=10.19.0"
diff --git a/packages/gitbeaker-requester-utils/package.json b/packages/gitbeaker-requester-utils/package.json
index a468d58f..ca3db886 100644
--- a/packages/gitbeaker-requester-utils/package.json
+++ b/packages/gitbeaker-requester-utils/package.json
@@ -19,7 +19,7 @@
     "rollup-plugin-terser": "^7.0.0",
     "rollup-plugin-typescript2": "^0.27.1",
     "ts-node": "^8.10.2",
-    "typescript": "^3.9.3"
+    "typescript": "^4.0.3"
   },
   "engines": {
     "node": ">=10.19.0"
diff --git a/yarn.lock b/yarn.lock
index 9fe5678a..cb02efea 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10088,10 +10088,10 @@ typescript-memoize@^1.0.0-alpha.3:
   dependencies:
     core-js "2.4.1"
 
-typescript@^3.8.3, typescript@^3.9.3, typescript@^3.9.5:
-  version "3.9.7"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
-  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==
+typescript@^4.0.3:
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.3.tgz#153bbd468ef07725c1df9c77e8b453f8d36abba5"
+  integrity sha512-tEu6DGxGgRJPb/mVPIZ48e69xCn2yRmCgYmDugAVwmJ6o+0u1RI18eO7E7WBTLYLaEVVOhwQmcdhQHweux/WPg==
 
 typical@^4.0.0:
   version "4.0.0"