diff --git a/docker/dev/Dockerfile b/docker/dev/Dockerfile
index 2ccf12becae..18fcef0a501 100644
--- a/docker/dev/Dockerfile
+++ b/docker/dev/Dockerfile
@@ -1,4 +1,8 @@
 FROM ubuntu:mantic
+RUN echo "deb http://apt.llvm.org/mantic/ llvm-toolchain-mantic-17 main" \
+    >> /etc/apt/sources.list.d/llvm.list
+RUN echo "deb http://apt.llvm.org/mantic/ llvm-toolchain-mantic-18 main" \
+    >> /etc/apt/sources.list.d/llvm.list
 RUN apt -y update \
     && apt -y install build-essential \
     && apt -y install gcc-12 g++-12 gcc-13 g++-13 pandoc \
@@ -6,11 +10,11 @@ RUN apt -y update \
     && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-12 12 \
     && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 13 \
     && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-13 13 \
-    && apt -y install clang-16 clang-17 clang-tools-17 \
-    && update-alternatives --install /usr/bin/clang clang /usr/bin/clang-16 16 \
-    && update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-16 16 \
+    && apt -y install clang-17 clang-18 clang-tools-18 \
     && update-alternatives --install /usr/bin/clang clang /usr/bin/clang-17 17 \
-    && update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-17 17
+    && update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-17 17 \
+    && update-alternatives --install /usr/bin/clang clang /usr/bin/clang-18 18 \
+    && update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-18 18
 COPY install-dependencies.sh /tmp/
 RUN bash /tmp/install-dependencies.sh
 CMD /bin/bash