diff --git a/tests/fixtures/angular-17/package.json b/tests/fixtures/angular-17/package.json
index 02845b7be..dc2fdcbb6 100644
--- a/tests/fixtures/angular-17/package.json
+++ b/tests/fixtures/angular-17/package.json
@@ -40,6 +40,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.4.0"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/angular-19-app-engine-node-module-resolution/package.json b/tests/fixtures/angular-19-app-engine-node-module-resolution/package.json
index 6e7712dd4..042b5de23 100644
--- a/tests/fixtures/angular-19-app-engine-node-module-resolution/package.json
+++ b/tests/fixtures/angular-19-app-engine-node-module-resolution/package.json
@@ -40,6 +40,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.6.2"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/angular-19-app-engine/package.json b/tests/fixtures/angular-19-app-engine/package.json
index 6e7712dd4..042b5de23 100644
--- a/tests/fixtures/angular-19-app-engine/package.json
+++ b/tests/fixtures/angular-19-app-engine/package.json
@@ -40,6 +40,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.6.2"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/angular-19-common-engine/package.json b/tests/fixtures/angular-19-common-engine/package.json
index 152b7e266..ada30df71 100644
--- a/tests/fixtures/angular-19-common-engine/package.json
+++ b/tests/fixtures/angular-19-common-engine/package.json
@@ -40,6 +40,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.6.2"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/angular-19-prerender-false/package.json b/tests/fixtures/angular-19-prerender-false/package.json
index a4c79f6bd..a2a323316 100644
--- a/tests/fixtures/angular-19-prerender-false/package.json
+++ b/tests/fixtures/angular-19-prerender-false/package.json
@@ -34,6 +34,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.6.2"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/angular-20-zoneless/package-lock.json b/tests/fixtures/angular-20-zoneless/package-lock.json
index 3e979625d..10c415d19 100644
--- a/tests/fixtures/angular-20-zoneless/package-lock.json
+++ b/tests/fixtures/angular-20-zoneless/package-lock.json
@@ -35,7 +35,7 @@
         "karma-coverage": "~2.2.0",
         "karma-jasmine": "~5.1.0",
         "karma-jasmine-html-reporter": "~2.1.0",
-        "typescript": "~5.8.2"
+        "typescript": "~5.9.0"
       }
     },
     "../../..": {
@@ -8946,9 +8946,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/tests/fixtures/angular-20-zoneless/package.json b/tests/fixtures/angular-20-zoneless/package.json
index 51d3b367b..b2192a910 100644
--- a/tests/fixtures/angular-20-zoneless/package.json
+++ b/tests/fixtures/angular-20-zoneless/package.json
@@ -38,6 +38,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.8.2"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/angular-20/package-lock.json b/tests/fixtures/angular-20/package-lock.json
index 92b06596f..d3ee53e48 100644
--- a/tests/fixtures/angular-20/package-lock.json
+++ b/tests/fixtures/angular-20/package-lock.json
@@ -35,7 +35,7 @@
         "karma-coverage": "~2.2.0",
         "karma-jasmine": "~5.1.0",
         "karma-jasmine-html-reporter": "~2.1.0",
-        "typescript": "~5.8.2"
+        "typescript": "~5.9.0"
       }
     },
     "../../..": {
@@ -8946,9 +8946,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/tests/fixtures/angular-20/package.json b/tests/fixtures/angular-20/package.json
index f13f1768f..293eceba8 100644
--- a/tests/fixtures/angular-20/package.json
+++ b/tests/fixtures/angular-20/package.json
@@ -38,6 +38,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.8.2"
+    "typescript": "~5.9.0"
   }
 }
diff --git a/tests/fixtures/application-builder/package.json b/tests/fixtures/application-builder/package.json
index a67a2f1ee..d3ac951e7 100644
--- a/tests/fixtures/application-builder/package.json
+++ b/tests/fixtures/application-builder/package.json
@@ -34,6 +34,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.4.5"
+    "typescript": "~5.9.0"
   }
 }
\ No newline at end of file
diff --git a/tests/fixtures/browser-builder/package.json b/tests/fixtures/browser-builder/package.json
index a67a2f1ee..d3ac951e7 100644
--- a/tests/fixtures/browser-builder/package.json
+++ b/tests/fixtures/browser-builder/package.json
@@ -34,6 +34,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.4.5"
+    "typescript": "~5.9.0"
   }
 }
\ No newline at end of file
diff --git a/tests/fixtures/nx-angular-19-app-engine/package.json b/tests/fixtures/nx-angular-19-app-engine/package.json
index 2250035fd..919805015 100644
--- a/tests/fixtures/nx-angular-19-app-engine/package.json
+++ b/tests/fixtures/nx-angular-19-app-engine/package.json
@@ -51,7 +51,7 @@
     "karma-jasmine-html-reporter": "~2.1.0",
     "nx": "20.0.6",
     "prettier": "^2.6.2",
-    "typescript": "~5.6.2"
+    "typescript": "~5.9.0"
   },
   "//": "See https://github.com/nrwl/nx/issues/32034 for details on the stylus override. We don't use stylus, and we are doing this to unblock installation for now.",
   "overrides": {
diff --git a/tests/fixtures/nx-angular-19-common-engine/package.json b/tests/fixtures/nx-angular-19-common-engine/package.json
index 040548cf0..bbf59bf92 100644
--- a/tests/fixtures/nx-angular-19-common-engine/package.json
+++ b/tests/fixtures/nx-angular-19-common-engine/package.json
@@ -51,7 +51,7 @@
     "karma-jasmine-html-reporter": "~2.1.0",
     "nx": "20.0.6",
     "prettier": "^2.6.2",
-    "typescript": "~5.6.2"
+    "typescript": "~5.9.0"
   },
   "//": "See https://github.com/nrwl/nx/issues/32034 for details on the stylus override. We don't use stylus, and we are doing this to unblock installation for now.",
   "overrides": {
diff --git a/tests/fixtures/prerender-false/package.json b/tests/fixtures/prerender-false/package.json
index 717aa5308..b0cc03fb6 100644
--- a/tests/fixtures/prerender-false/package.json
+++ b/tests/fixtures/prerender-false/package.json
@@ -40,6 +40,6 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.4.5"
+    "typescript": "~5.9.0"
   }
 }
\ No newline at end of file