diff --git a/tool/annocheck/Dockerfile b/tool/annocheck/Dockerfile
index 138adc48de..d1fb1839c9 100644
--- a/tool/annocheck/Dockerfile
+++ b/tool/annocheck/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/fedora:latest
+FROM ghcr.io/ruby/fedora:latest
 
 RUN dnf -y install annobin-annocheck
 WORKDIR /work
diff --git a/tool/annocheck/Dockerfile-copy b/tool/annocheck/Dockerfile-copy
index 0a79f3a50a..d437f27387 100644
--- a/tool/annocheck/Dockerfile-copy
+++ b/tool/annocheck/Dockerfile-copy
@@ -1,4 +1,4 @@
-FROM docker.io/fedora:latest
+FROM ghcr.io/ruby/fedora:latest
 ARG IN_DIR
 
 RUN dnf -y install annobin-annocheck