diff --git a/pkgs/applications/editors/eclipse/plugins.nix b/pkgs/applications/editors/eclipse/plugins.nix
index 763b882af6af..ba37f34719db 100644
--- a/pkgs/applications/editors/eclipse/plugins.nix
+++ b/pkgs/applications/editors/eclipse/plugins.nix
@@ -152,12 +152,12 @@ rec {
 
   cdt = buildEclipseUpdateSite rec {
     name = "cdt-${version}";
-    version = "8.8.0";
+    version = "9.0.1";
 
     src = fetchzip {
       stripRoot = false;
-      url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/tools/cdt/releases/8.8/${name}.zip";
-      sha256 = "1i1m7g5128q21njgrkiw71y4vi4aqzz8xdd4iv80j3nsvhbv6cnm";
+      url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/tools/cdt/releases/9.0/${name}.zip";
+      sha256 = "0vdx0j9ci533wnk7y17qjvjyqx38hlrdw67z6pi05vfv3r6ys39x";
     };
 
     meta = with stdenv.lib; {