diff --git a/script/fetch-emscripten b/script/fetch-emscripten
index 0af6dea7fc..14d526d9bf 100755
--- a/script/fetch-emscripten
+++ b/script/fetch-emscripten
@@ -14,6 +14,7 @@ EMSDK_DIR="./target/emsdk"
   cd $EMSDK_DIR
 
   echo 'Updating emscripten SDK...'
+  git reset --hard
   git pull
   ./emsdk list