diff --git a/demos/html/tinymce5/package.json b/demos/html/tinymce5/package.json
index c2e273771..5276bc0ab 100644
--- a/demos/html/tinymce5/package.json
+++ b/demos/html/tinymce5/package.json
@@ -20,7 +20,7 @@
     "css-loader": "^7.1.0",
     "html-loader": "^5.0.0",
     "style-loader": "^4.0.0",
-    "ts-loader": "^9.3.1",
+    "ts-loader": "^9.5.1",
     "webpack": "^5.75.0",
     "webpack-cli": "^5.0.0",
     "webpack-dev-server": "^5.0.4",
diff --git a/packages/viewer/package.json b/packages/viewer/package.json
index 30adb0332..f3668853a 100644
--- a/packages/viewer/package.json
+++ b/packages/viewer/package.json
@@ -26,7 +26,7 @@
     "jest": "^29.7.0",
     "jest-environment-jsdom": "^29.7.0",
     "lite-server": "^2.5.4",
-    "ts-loader": "^9.4.2",
+    "ts-loader": "^9.5.1",
     "webpack": "^5.75.0",
     "webpack-cli": "^5.0.0",
     "webpack-dev-server": "^5.0.4"