diff --git a/src/lib/cfg/lefthook.nix b/src/lib/cfg/lefthook.nix
index c34180fd..c5bf0d17 100644
--- a/src/lib/cfg/lefthook.nix
+++ b/src/lib/cfg/lefthook.nix
@@ -5,7 +5,7 @@ let
   mkScript = stage:
     nixpkgs.writeScript "lefthook-${stage}" ''
       #!${nixpkgs.runtimeShell}
-      [ "$LEFTHOOK" == "0" ] || ${lib.getExe nixpkgs.lefthook} run "${stage}" "$@"
+      [ "$LEFTHOOK" == "0" ] || ${lib.getExe nixpkgs.lefthook} run --no-auto-install "${stage}" "$@"
     '';
 
   toStagesConfig = config: