diff --git a/pkgs/servers/sql/postgresql/generic.nix b/pkgs/servers/sql/postgresql/generic.nix
index 5b4b355c80f4..ad3b692bbea8 100644
--- a/pkgs/servers/sql/postgresql/generic.nix
+++ b/pkgs/servers/sql/postgresql/generic.nix
@@ -561,7 +561,7 @@ let
           psqlSchema = lib.versions.major version;
 
           withJIT = if jitSupport then this.withPackages (_: [ this.jit ]) else null;
-          withoutJIT = this;
+          withoutJIT = this.withPackages (_: [ ]);
 
           pkgs =
             let