diff --git a/appimage.yml b/appimage.yml
index 117bbf2..9d4e218 100644
--- a/appimage.yml
+++ b/appimage.yml
@@ -26,7 +26,7 @@ script:
   - echo "Exec=osc"         >> $BUILD_APPDIR/usr/share/applications/osc.desktop
   - echo "Icon=appimage"    >> $BUILD_APPDIR/usr/share/applications/osc.desktop
   - echo "Type=Application" >> $BUILD_APPDIR/usr/share/applications/osc.desktop
-  - sed -e -i 's,^#!/usr/bin/python,#!/usr/bin/env python,' $BUILD_APPDIR/usr/bin/osc
+  - sed -i -e 's,^#!/usr/bin/python,#!/usr/bin/env python,' $BUILD_APPDIR/usr/bin/osc
   - linuxdeployqt $BUILD_APPDIR/usr/share/applications/*.desktop -bundle-non-qt-libs -verbose=2