diff --git a/pkg/appimage/appimagebuild b/pkg/appimage/appimagebuild
index 709704e3c8c4a1f8eed1ec8a6f27edb295b1003f..7421ca6fa24e2fe582f2548d592ca658890a2678 100755
--- a/pkg/appimage/appimagebuild
+++ b/pkg/appimage/appimagebuild
@@ -4,7 +4,7 @@ PKGNAME='pling-store'
 PKGVER='5.1.1'
 
 # Only timestamp development branches
-if [ "${CI_COMMIT_REF_SLUG}" != "master" ]; then
+if [[ "${CI_PROJECT_NAME}" == *"development"* ]]; then
   PKGREL=dev-${CI_COMMIT_SHORT_SHA}-$(date +"%Y%m%d-%H%M%S")
 else
   PKGREL='1'
@@ -42,6 +42,7 @@ chmod 755 appimagetool
 
 # Fix url in zsync file
 sed -i "/^URL:.*$/c\URL: ${APPIMAGE_FILE_NAME}?job=appimage" *-x86_64.AppImage.zsync
+sed -i "/^Filename:.*$/c\Filename: ${APPIMAGE_FILE_NAME}" *-x86_64.AppImage.zsync
 
 mv *-x86_64.AppImage ../${APPIMAGE_FILE_NAME}
 mv *-x86_64.AppImage.zsync ../${ZSYNC_FILE_NAME}