diff --git a/pkgs/servers/sql/postgresql/default.nix b/pkgs/servers/sql/postgresql/default.nix
index ec325fc3e42..8ba7e9c96cf 100644
--- a/pkgs/servers/sql/postgresql/default.nix
+++ b/pkgs/servers/sql/postgresql/default.nix
@@ -125,7 +125,7 @@ let
     disallowedReferences = [ stdenv.cc ];
 
     passthru = {
-      inherit readline psqlSchema version;
+      inherit readline psqlSchema;
 
       pkgs = let
         scope = { postgresql = this; };