diff --git a/libcxx/utils/ci/Dockerfile b/libcxx/utils/ci/Dockerfile
--- a/libcxx/utils/ci/Dockerfile
+++ b/libcxx/utils/ci/Dockerfile
@@ -45,8 +45,10 @@
 RUN apt-get update && apt-get install -y bash curl
 
 # Install various tools used by the build or the test suite
-RUN apt-get update && apt-get install -y ninja-build python3 python3-sphinx python3-distutils git gdb clang-format
+RUN apt-get update && apt-get install -y ninja-build python3 python3-sphinx python3-distutils git gdb clang-format-11
 RUN apt-get update && apt-get install -y libc6-dev-i386 # Required to cross-compile to 32 bits
+# Make a symbolic link to git-clang-format (pointing to git-clang-format-<version>), if it doesn't exist.
+RUN which git-clang-format || $(cd /usr/bin/ && ln -s $(ls git-clang-format-* | sort -rV | head -n 1) git-clang-format)
 
 # Install the most recently released LLVM
 RUN apt-get update && apt-get install -y lsb-release wget software-properties-common