diff --git a/Dockerfile b/Dockerfile
index 45bbc32..69222c7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,8 @@
 FROM centos:7
 
+RUN sed -i 's|^mirrorlist=|#mirrorlist=|g' /etc/yum.repos.d/CentOS-Base.repo && \
+    sed -i 's|^#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-Base.repo
+
 ARG TARGET_FOLDER=/opt/nerve
 
 RUN yum install epel-release -y && \