1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/interpreters/python/pypy/prebuilt_2_7.nix b/pkgs/development/interpreters/python/pypy/prebuilt_2_7.nix
index a95e0c2f651e9..ddf3963060d19 100644
--- a/pkgs/development/interpreters/python/pypy/prebuilt_2_7.nix
+++ b/pkgs/development/interpreters/python/pypy/prebuilt_2_7.nix
@@ -32,7 +32,7 @@ let
     inherit self sourceVersion pythonVersion packageOverrides;
     implementation = "pypy";
     libPrefix = "pypy${pythonVersion}";
-    executable = "pypy${if isPy3k then "3" else ""}";
+    executable = "pypy${lib.optionalString isPy3k "3"}";
     sitePackages = "site-packages";
     hasDistutilsCxxPatch = false;