diff --git a/download_test_vectors.sh b/download_test_vectors.sh
index 1daa488..495125b 100755
--- a/download_test_vectors.sh
+++ b/download_test_vectors.sh
@@ -10,7 +10,7 @@
 set -euo pipefail
 
 VERSIONS=(
-  "v1.5.0-alpha.8"
+  "v1.5.0-alpha.9"
 )
 FLAVOURS=(
   "general"