diff --git a/flutter/Dockerfile b/flutter/Dockerfile
index bc190e8f..04ed7f46 100644
--- a/flutter/Dockerfile
+++ b/flutter/Dockerfile
@@ -4,6 +4,7 @@ FROM ghcr.io/cirruslabs/flutter:stable AS builder
 WORKDIR /app
 
 RUN useradd -m -u 10001 flutteruser
+RUN chown -R flutteruser:flutteruser /sdks/flutter/bin/cache
 
 COPY --chown=flutteruser:flutteruser pubspec.yaml pubspec.lock* ./
 USER flutteruser