diff --git a/povray_wasm/Dockerfile b/povray_wasm/Dockerfile
index 2c63a4b..8d888b1 100644
--- a/povray_wasm/Dockerfile
+++ b/povray_wasm/Dockerfile
@@ -12,7 +12,9 @@ RUN DEBIAN_FRONTEND=noninteractive apt install -y bash \
 	automake \
 	make
 
-RUN cd /opt && git clone --recursive https://github.com/boostorg/boost.git
+RUN cd /opt && git clone https://github.com/boostorg/boost.git boost
+RUN cd /opt/boost && git checkout tags/boost-1.37.0
+RUN cd /opt/boost && git submodule update --init --recursive
 
 RUN mkdir -p /opt/libboost_build
 RUN mkdir -p /opt/libboost