1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/pybase64/default.nix b/nixpkgs/pkgs/development/python-modules/pybase64/default.nix
index 944247e1fac9..fdc65a0abe72 100644
--- a/nixpkgs/pkgs/development/python-modules/pybase64/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/pybase64/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast Base64 encoding/decoding";
+    mainProgram = "pybase64";
     homepage = "https://github.com/mayeut/pybase64";
     changelog = "https://github.com/mayeut/pybase64/releases/tag/v${version}";
     license = licenses.bsd2;