diff --git a/libc/tools/generate-NOTICE.py b/libc/tools/generate-NOTICE.py
index e59fc7a..17429e1 100755
--- a/libc/tools/generate-NOTICE.py
+++ b/libc/tools/generate-NOTICE.py
@@ -96,6 +96,8 @@
         line = re.sub("^ \* ", "", line)
         line = line.replace("** ", "")
         line = line.replace("# ", "")
+        if "SPDX-License-Identifier:" in line:
+            continue
         if line.startswith("++Copyright++"):
             continue
         line = line.replace("--Copyright--", "")