diff --git a/Dockerfile b/Dockerfile
index f1dc31f..96d2c1b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ ARG SQUID_VERSION
 WORKDIR /tmp
 RUN echo "deb-src http://deb.debian.org/debian buster main contrib" >> /etc/apt/sources.list && apt-get update && apt-get --no-install-recommends -y build-dep squid && apt-get --no-install-recommends -y install wget tar xz-utils libssl-dev libssl1.1 \
     && wget http://www.squid-cache.org/Versions/v4/$SQUID_VERSION \
-    && tar -C squid --strip-components=1 -xzf $SQUID_VERSION \
+    && mkdir squid && tar -C squid --strip-components=1 -xzf $SQUID_VERSION \
     && cd squid \
     && ./configure \
         --prefix=/usr \