diff --git a/Dockerfile b/Dockerfile
index d7bf3fb..ba23a61 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN rustup-init -qy
 ENV TINI_VERSION v0.19.0
 ADD https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini /usr/local/bin/tini
 ADD https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini.asc /tini.asc
-RUN gpg --batch --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 595E85A6B1B4779EA4DAAEC70B588DFF0527A9B7 \
+RUN gpg --batch --keyserver hkp://keyserver.ubuntu.com --recv-keys 595E85A6B1B4779EA4DAAEC70B588DFF0527A9B7 \
  && gpg --batch --verify /tini.asc /usr/local/bin/tini
 RUN chmod +x /usr/local/bin/tini