diff --git a/src/ci/docker/wasm32/Dockerfile b/src/ci/docker/wasm32/Dockerfile
index 8232539edda77..92461305320ee 100644
--- a/src/ci/docker/wasm32/Dockerfile
+++ b/src/ci/docker/wasm32/Dockerfile
@@ -25,7 +25,18 @@ RUN ln `which python3` /usr/bin/python
 
 ENV PATH=$PATH:/emsdk-portable
 ENV PATH=$PATH:/emsdk-portable/upstream/emscripten/
-ENV PATH=$PATH:/emsdk-portable/node/12.9.1_64bit/bin/
+
+# Rust's build system requires NodeJS to be in the path, but the directory in
+# which emsdk stores it contains the version number. This caused breakages in
+# the past when emsdk bumped the node version causing the path to point to a
+# missing directory.
+#
+# To avoid the problem this symlinks the latest NodeJs version available to
+# "latest", and adds that to the path.
+RUN ln -s /emsdk-portable/node/$(ls /emsdk-portable/node | sort -V | tail -n 1) \
+          /emsdk-portable/node/latest
+ENV PATH=$PATH:/emsdk-portable/node/latest/bin/
+
 ENV BINARYEN_ROOT=/emsdk-portable/upstream/
 ENV EMSDK=/emsdk-portable
 ENV EM_CONFIG=/emsdk-portable/.emscripten