diff --git a/centos/Dockerfile b/centos/Dockerfile
index 97f3937..e420a50 100644
--- a/centos/Dockerfile
+++ b/centos/Dockerfile
@@ -11,6 +11,7 @@ ARG OVERRIDE=override
 ADD $OVERRIDE /
 
 RUN set -x \
+    && yum upgrade -y \
     && yum install -y git \
     && git init /tmp/common/ \
     && git --git-dir /tmp/common/.git fetch --depth 1 $SCRIPTS_REPO $SCRIPTS_REF \
diff --git a/debian/Dockerfile b/debian/Dockerfile
index 0be230c..4468e95 100644
--- a/debian/Dockerfile
+++ b/debian/Dockerfile
@@ -12,6 +12,7 @@ ADD $OVERRIDE /
 
 RUN set -x \
     && apt-get update \
+    && apt-get dist-upgrade -y \
     && apt-get install -y --no-install-recommends git ca-certificates \
     && git init /tmp/common/ \
     && git --git-dir /tmp/common/.git fetch --depth 1 $SCRIPTS_REPO $SCRIPTS_REF \
diff --git a/ubuntu/Dockerfile b/ubuntu/Dockerfile
index c2ea48d..64982dd 100644
--- a/ubuntu/Dockerfile
+++ b/ubuntu/Dockerfile
@@ -12,6 +12,7 @@ ADD $OVERRIDE /
 
 RUN set -x \
     && apt-get update \
+    && apt-get dist-upgrade -y \
     && apt-get install -y --no-install-recommends git ca-certificates \
     && git init /tmp/common/ \
     && git --git-dir /tmp/common/.git fetch --depth 1 $SCRIPTS_REPO $SCRIPTS_REF \