diff --git a/test/utils/docker/fedora26py3/Dockerfile b/test/utils/docker/fedora26py3/Dockerfile
index 9774f692d19..8397abee9c7 100644
--- a/test/utils/docker/fedora26py3/Dockerfile
+++ b/test/utils/docker/fedora26py3/Dockerfile
@@ -10,7 +10,7 @@ rm -f /lib/systemd/system/basic.target.wants/*; \
 rm -f /lib/systemd/system/anaconda.target.wants/*;
 
 RUN dnf clean all && \
-    dnf -y update && \
+    dnf -y upgrade && \
     dnf -y --setopt=install_weak_deps=false install \
     acl \
     bzip2 \
diff --git a/test/utils/docker/fedora27py3/Dockerfile b/test/utils/docker/fedora27py3/Dockerfile
index d1408e6e970..f9a452ccd89 100644
--- a/test/utils/docker/fedora27py3/Dockerfile
+++ b/test/utils/docker/fedora27py3/Dockerfile
@@ -10,7 +10,7 @@ rm -f /lib/systemd/system/basic.target.wants/*; \
 rm -f /lib/systemd/system/anaconda.target.wants/*;
 
 RUN dnf clean all && \
-    dnf -y update && \
+    dnf -y upgrade && \
     dnf -y --setopt=install_weak_deps=false install \
     acl \
     bzip2 \