diff --git a/pkgs/digital-a-love-story/default.nix b/pkgs/digital-a-love-story/default.nix
index 79ebab3..3e8fd9e 100644
--- a/pkgs/digital-a-love-story/default.nix
+++ b/pkgs/digital-a-love-story/default.nix
@@ -47,16 +47,10 @@ stdenv.mkDerivation rec {
     mkdir -p $out/opt/Digital-linux-x86
     cp -R source/* $out/opt/Digital-linux-x86
 
-    # patch paths in entrypoint
-    substituteInPlace $out/opt/Digital-linux-x86/Digital.sh \
-        --replace '${"\${0%.sh}"}' "$out/opt/Digital-linux-x86/Digital" \
-        --replace '`dirname \"$0\"`' "$out/opt/Digital-linux-x86" \
-        --replace '`dirname "$0"`' "$out/opt/Digital-linux-x86" \
-        --replace '`basename "$0"`' 'Digital.sh'
-
-    # link entrypoint to bin directory
+    # add launcher
     mkdir -p $out/bin
-    ln -s $out/opt/Digital-linux-x86/Digital.sh $out/bin/Digital
+    substituteAll ${./launcher.sh} $out/bin/Digital
+    chmod +x $out/bin/Digital
 
     # add desktop file
     mkdir -p $out/share/applications
diff --git a/pkgs/digital-a-love-story/launcher.sh b/pkgs/digital-a-love-story/launcher.sh
new file mode 100644
index 0000000..9727e6f
--- /dev/null
+++ b/pkgs/digital-a-love-story/launcher.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+exec "@out@/opt/Digital-linux-x86/lib/python" "-OO" "@out@/opt/Digital-linux-x86/Digital.py" "$@"
\ No newline at end of file