diff --git a/Dockerfile b/Dockerfile
index 7a94a0f..8e4a9ea 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -104,7 +104,7 @@ RUN adduser --no-create-home --uid 1161 --group --system squid \
     && rm -rf /var/lib/apt/lists/* && rm -Rf /tmp/* 
 COPY run.sh /
 COPY autoreload.sh /
-COPY sup.sh.sh /
+COPY sup.sh /
 RUN chmod +x /run.sh /autoreload.sh /sup.sh
 HEALTHCHECK CMD squidclient mgr:info | grep "HTTP/1.1 200 OK" || exit 1
 EXPOSE 3128