diff --git a/linux-x64-clang/Dockerfile.in b/linux-x64-clang/Dockerfile.in
index 81485ee..2f9220b 100644
--- a/linux-x64-clang/Dockerfile.in
+++ b/linux-x64-clang/Dockerfile.in
@@ -3,7 +3,7 @@ FROM ${ORG}/base:latest
 
 LABEL maintainer="Matt McCormick matt.mccormick@kitware.com"
 
-ARG CLANG_VERSION=17
+ARG CLANG_VERSION=15
 ENV CLANG_VERSION=${CLANG_VERSION}
 
 RUN echo "deb http://apt.llvm.org/bookworm/ llvm-toolchain-bookworm main" >> /etc/apt/sources.list.d/llvm.list \