diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 652596e8bfb..7dbf960ce43 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6545,7 +6545,7 @@ let
   };
 
   subversion = callPackage ../applications/version-management/subversion/default.nix {
-    neon = neon029;
+    neon = pkgs.neon029;
     bdbSupport = getConfig ["subversion" "bdbSupport"] true;
     httpServer = getConfig ["subversion" "httpServer"] false;
     httpSupport = getConfig ["subversion" "httpSupport"] true;