diff --git a/Dockerfile.debian b/Dockerfile.debian
index b3842d2..a88b6be 100644
--- a/Dockerfile.debian
+++ b/Dockerfile.debian
@@ -17,7 +17,7 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
       unzip
 
 RUN set -eux; \
-    url="https://sh.rustup.rs"; \
+    url="https://static.rust-lang.org/rustup/dist/x86_64-unknown-linux-gnu/rustup-init"; \
     curl -sSf -o rustup-init "$url"; \
     sha256sum rustup-init; \
     chmod +x rustup-init; \
diff --git a/Dockerfile.fedora b/Dockerfile.fedora
index 36024cc..cbc3562 100644
--- a/Dockerfile.fedora
+++ b/Dockerfile.fedora
@@ -18,7 +18,7 @@ RUN yum -y groupinstall 'Development Tools' && \
     yum clean all
 
 RUN set -eux; \
-    url="https://sh.rustup.rs"; \
+    url="https://static.rust-lang.org/rustup/dist/x86_64-unknown-linux-gnu/rustup-init"; \
     curl -sSf -o rustup-init "$url"; \
     sha256sum rustup-init; \
     chmod +x rustup-init; \