1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/interpreters/python/pypy/default.nix b/nixpkgs/pkgs/development/interpreters/python/pypy/default.nix
index c64c65df350e..9b414944bba5 100644
--- a/nixpkgs/pkgs/development/interpreters/python/pypy/default.nix
+++ b/nixpkgs/pkgs/development/interpreters/python/pypy/default.nix
@@ -201,6 +201,7 @@ in with passthru; stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.pypy.org/";
     description = "Fast, compliant alternative implementation of the Python language (${pythonVersion})";
+    mainProgram = "pypy";
     license = licenses.mit;
     platforms = [ "aarch64-linux" "x86_64-linux" "aarch64-darwin" "x86_64-darwin" ];
     broken = optimizationLevel == "0"; # generates invalid code