diff --git a/tools/osbuilder/image-builder/Dockerfile b/tools/osbuilder/image-builder/Dockerfile
index c327922587..535136aa0b 100644
--- a/tools/osbuilder/image-builder/Dockerfile
+++ b/tools/osbuilder/image-builder/Dockerfile
@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-From docker.io/fedora:latest
+From registry.fedoraproject.org/fedora:latest
 
 RUN [ -n "$http_proxy" ] && sed -i '$ a proxy='$http_proxy /etc/dnf/dnf.conf ; true
 
diff --git a/tools/osbuilder/rootfs-builder/centos/Dockerfile.in b/tools/osbuilder/rootfs-builder/centos/Dockerfile.in
index c7714ad18c..2e29195ea8 100644
--- a/tools/osbuilder/rootfs-builder/centos/Dockerfile.in
+++ b/tools/osbuilder/rootfs-builder/centos/Dockerfile.in
@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-From docker.io/centos:@OS_VERSION@
+From registry.centos.org/centos:@OS_VERSION@
 
 @SET_PROXY@
 
diff --git a/tools/osbuilder/rootfs-builder/fedora/Dockerfile.in b/tools/osbuilder/rootfs-builder/fedora/Dockerfile.in
index b67203341f..5d66c5c475 100644
--- a/tools/osbuilder/rootfs-builder/fedora/Dockerfile.in
+++ b/tools/osbuilder/rootfs-builder/fedora/Dockerfile.in
@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-From docker.io/fedora:@OS_VERSION@
+From registry.fedoraproject.org/fedora:@OS_VERSION@
 
 @SET_PROXY@