diff --git a/init_wasm.sh b/init_wasm.sh
index 494a6c4..3081e1d 100755
--- a/init_wasm.sh
+++ b/init_wasm.sh
@@ -1,10 +1,12 @@
 #!/bin/bash -e
 
+mkdir -p test-assets/wasm
+
 # Step 1: Curl the GitHub API to get the latest release
 latest_release=$(curl -s https://api.github.com/repos/streamdal/streamdal/releases)
 
 # Step 2: Extract the "browser_download_url" from the JSON response
-download_url=$(echo "${latest_release}" | grep -i wasm | grep -o 'https://.*\.zip' | head -n 1)
+download_url=$(echo "$latest_release" | grep -o 'https://.*/libs/wasm/.*/release\.zip' | head -1)
 
 if [ -z "$download_url" ]; then
   echo "Error: Unable to find the download URL for the WASM artifact"