diff --git a/libcxx/utils/ci/Dockerfile b/libcxx/utils/ci/Dockerfile
--- a/libcxx/utils/ci/Dockerfile
+++ b/libcxx/utils/ci/Dockerfile
@@ -87,6 +87,9 @@
 # Install llvm-dev to compile custom clang-tidy checks
 RUN apt-get update && apt-get install llvm-$(($LLVM_HEAD_VERSION - 1))-dev llvm-$(($LLVM_HEAD_VERSION - 2))-dev
 
+# TODO LLVM16 Don't install llvm-16-dev explicitly
+RUN apt-get update && apt-get install llvm-16-dev
+
 # Install clang-tools
 RUN apt-get update && apt-get install -y clang-tools-$(($LLVM_HEAD_VERSION - 1)) clang-tools-$LLVM_HEAD_VERSION