1 files changed, 10 insertions, 3 deletions

diff --git a/scripts/gen-lockedsig-cache b/scripts/gen-lockedsig-cache
index 9bfae9d832..6a7d285910 100755
--- a/scripts/gen-lockedsig-cache
+++ b/scripts/gen-lockedsig-cache
@@ -78,11 +78,18 @@ files = set()
 sstate_content_cache = {}
 for s in sigs:
     prefix = s[:2]
+    prefix2 = s[2:4]
     if prefix not in sstate_content_cache:
         sstate_content_cache[prefix] = build_sha_cache(prefix)
-
-    for f in sstate_content_cache[prefix][s]:
-        files.add(f)
+    if prefix2 not in sstate_content_cache[prefix]:
+        sstate_content_cache[prefix][prefix2] = build_sha_cache(prefix + "/" + prefix2)
+
+    if s in sstate_content_cache[prefix]:
+        for f in sstate_content_cache[prefix][s]:
+            files.add(f)
+    if s in sstate_content_cache[prefix][prefix2]:
+        for f in sstate_content_cache[prefix][prefix2][s]:
+            files.add(f)
 
 elapsed = time.perf_counter() - start_time
 print("Gathering file list took %.1fs" % elapsed)