diff --git a/pkgs/by-name/ni/nixpkgs-review/package.nix b/pkgs/by-name/ni/nixpkgs-review/package.nix
index 74e03c8124a0..c47b880a1632 100644
--- a/pkgs/by-name/ni/nixpkgs-review/package.nix
+++ b/pkgs/by-name/ni/nixpkgs-review/package.nix
@@ -63,10 +63,16 @@ python3Packages.buildPythonApplication rec {
       ++ lib.optional withGlow glow;
     in
     [
-      "--prefix PATH : ${lib.makeBinPath binPath}"
-      "--set-default NIX_SSL_CERT_FILE ${cacert}/etc/ssl/certs/ca-bundle.crt"
+      "--prefix"
+      "PATH"
+      ":"
+      (lib.makeBinPath binPath)
+      "--set-default"
+      "NIX_SSL_CERT_FILE"
+      "${cacert}/etc/ssl/certs/ca-bundle.crt"
       # we don't have any runtime deps but nixpkgs-review shells might inject unwanted dependencies
-      "--unset PYTHONPATH"
+      "--unset"
+      "PYTHONPATH"
     ];
 
   postInstall = lib.optionalString withAutocomplete ''