diff --git a/Dockerfile b/Dockerfile
index a36c4b2..a30ffc0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -49,7 +49,8 @@ RUN python3 /app/code/patch_ui_strings.py
 COPY patch_index.py /app/code/patch_index.py
 RUN python3 /app/code/patch_index.py && \
     sed -i 's|assets/logo.svg|assets/logo.svg?v=3|g' /app/code/librechat/client/dist/assets/index.*.js && \
-    rm -f /app/code/librechat/client/dist/assets/index.*.js.gz /app/code/librechat/client/dist/assets/index.*.js.br
+    rm -f /app/code/librechat/client/dist/assets/index.*.js.gz /app/code/librechat/client/dist/assets/index.*.js.br && \
+    echo "// coop-build-$(date +%s)" >> /app/code/librechat/client/dist/sw.js
 
 # PWA chrome colors: LibreChat ships a teal theme_color (#009688) in the web
 # manifest (the bright green bar Firefox PWAs draw across the top) and black