diff --git a/.github/workflows/appimage.yml b/.github/workflows/appimage.yml
index 105f2c840..7f66f9c8c 100644
--- a/.github/workflows/appimage.yml
+++ b/.github/workflows/appimage.yml
@@ -101,7 +101,9 @@ jobs:
           echo "Downloading linuxdeploy."
           curl --location 'https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage' > linuxdeploy-x86_64.AppImage
           echo "Downloading GTK plugin for linuxdeploy."
-          curl --location 'https://raw.githubusercontent.com/linuxdeploy/linuxdeploy-plugin-gtk/master/linuxdeploy-plugin-gtk.sh' > linuxdeploy-plugin-gtk.sh
+          curl --location 'https://raw.githubusercontent.com/linuxdeploy/linuxdeploy-plugin-gtk/master/linuxdeploy-plugin-gtk.sh' \
+            | sed 's/^\(export GTK_THEME\)/#\1/' \
+            > linuxdeploy-plugin-gtk.sh
           echo "Setting execute bit on all AppImage tools."
           chmod u+x linuxdeploy-*