diff --git a/org.eclipse.wildwebdeveloper/package.json b/org.eclipse.wildwebdeveloper/package.json
index fa554d3908..58f36b9c3a 100644
--- a/org.eclipse.wildwebdeveloper/package.json
+++ b/org.eclipse.wildwebdeveloper/package.json
@@ -8,7 +8,7 @@
     "typescript-plugin-css-modules": "5.1.0",
     "yaml-language-server": "1.15.0",
     "vscode-languageserver-types": "3.17.5",
-    "vscode-css-languageservice": "6.3.0",
+    "vscode-css-languageservice": "6.3.1",
     "vscode-html-languageservice": "5.3.0",
     "vscode-json-languageservice": "5.4.0",
     "@vue/language-server" : "2.0.29",