diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 001214093ee..e264b3450c8 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9878,7 +9878,7 @@ in
 
   ycmd = callPackage ../development/tools/misc/ycmd {
     inherit (darwin.apple_sdk.frameworks) Cocoa;
-    python = python2;
+    python = python3;
   };
 
   yodl = callPackage ../development/tools/misc/yodl { };