diff --git a/pkgs/games/osu-lazer/bin.nix b/pkgs/games/osu-lazer/bin.nix
index e7c1de1dfbb3..d3dd268620ed 100644
--- a/pkgs/games/osu-lazer/bin.nix
+++ b/pkgs/games/osu-lazer/bin.nix
@@ -66,12 +66,12 @@ else appimageTools.wrapType2 {
     in
     ''
       . ${makeWrapper}/nix-support/setup-hook
-      mv -v $out/bin/${pname} $out/bin/osu\!
-      wrapProgram $out/bin/osu\! \
+      mv -v $out/bin/${pname} $out/bin/osu!
+      wrapProgram $out/bin/osu! \
         --set OSU_EXTERNAL_UPDATE_PROVIDER 1
-      install -m 444 -D ${contents}/osu\!.desktop -t $out/share/applications
+      install -m 444 -D ${contents}/osu!.desktop -t $out/share/applications
       for i in 16 32 48 64 96 128 256 512 1024; do
-        install -D ${contents}/osu\!.png $out/share/icons/hicolor/''${i}x$i/apps/osu\!.png
+        install -D ${contents}/osu!.png $out/share/icons/hicolor/''${i}x$i/apps/osu!.png
       done
     '';
 }