diff --git a/linux-anvil-comp7/Dockerfile b/linux-anvil-comp7/Dockerfile
index 0f8a3ec6..5f645c65 100644
--- a/linux-anvil-comp7/Dockerfile
+++ b/linux-anvil-comp7/Dockerfile
@@ -9,7 +9,8 @@ ENV LANG en_US.UTF-8
 ADD http://worldclockapi.com/api/json/utc/now /opt/docker/etc/timestamp
 
 # Resolves a nasty NOKEY warning that appears when using yum.
-RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
+RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6 && \
+    rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7-aarch64
 
 # Install basic requirements.
 RUN yum update -y && \
diff --git a/linux-anvil-ppc64le/Dockerfile b/linux-anvil-ppc64le/Dockerfile
index 8d400a5a..6f6548b1 100644
--- a/linux-anvil-ppc64le/Dockerfile
+++ b/linux-anvil-ppc64le/Dockerfile
@@ -13,7 +13,8 @@ ENV LANGUAGE=en_US.UTF-8
 ADD http://worldclockapi.com/api/json/utc/now /opt/docker/etc/timestamp
 
 # Resolves a nasty NOKEY warning that appears when using yum.
-RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
+RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 && \
+    rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-AltArch-7-ppc64le
 
 # Install basic requirements.
 RUN yum update -y && \