diff --git a/pkgs/by-name/sf/sfxr-qt/package.nix b/pkgs/by-name/sf/sfxr-qt/package.nix
index f98e984f2bb2..b670fde15e1f 100644
--- a/pkgs/by-name/sf/sfxr-qt/package.nix
+++ b/pkgs/by-name/sf/sfxr-qt/package.nix
@@ -62,7 +62,7 @@ stdenv.mkDerivation (finalAttrs: {
     homepage = "https://github.com/agateau/sfxr-qt";
     description = "Sound effect generator, QtQuick port of sfxr";
     mainProgram = "sfxr-qt";
-    license = lib.licenses.gpl2;
+    license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fgaz ];
     platforms = lib.platforms.linux;
   };