1 files changed, 2 insertions, 0 deletions

diff --git a/scripts/gen-lockedsig-cache b/scripts/gen-lockedsig-cache
index 48cb67112f..9bfae9d832 100755
--- a/scripts/gen-lockedsig-cache
+++ b/scripts/gen-lockedsig-cache
@@ -24,6 +24,8 @@ def extract_sha(filename):
 # a map from hash to list of file with that hash
 def map_sha_to_files(dir_, prefix, sha_map):
     sstate_prefix_path = dir_ + '/' + prefix + '/'
+    if not os.path.exists(sstate_prefix_path):
+        return
     sstate_files = os.listdir(sstate_prefix_path)
     for f in sstate_files:
         try: