diff --git a/scripts/test_emscripten.sh b/scripts/test_emscripten.sh
index f6846f1c5..f1d44a1fa 100755
--- a/scripts/test_emscripten.sh
+++ b/scripts/test_emscripten.sh
@@ -28,7 +28,7 @@
 
 set -e
 
-REPO_ROOT="$(dirname "$0")"/..
+REPO_ROOT=$(cd $(dirname "$0")/.. && pwd)
 
 cd $REPO_ROOT/build