diff --git a/Dockerfile b/Dockerfile
index 1208c57..06d799c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG EMSCRIPTEN_VERSION=3.1.43
+ARG EMSCRIPTEN_VERSION=3.1.51
 
 # Build libsodium
 FROM emscripten/emsdk:$EMSCRIPTEN_VERSION AS SODIUM