diff --git a/src/licensedcode/data/rules/unknown_10.RULE b/src/licensedcode/data/rules/unknown_10.RULE
index 9f65e36683..9d597165c6 100644
--- a/src/licensedcode/data/rules/unknown_10.RULE
+++ b/src/licensedcode/data/rules/unknown_10.RULE
@@ -1,6 +1,8 @@
 ---
 license_expression: unknown-license-reference
 is_license_reference: yes
+referenced_filenames:
+    - LICENSE
 relevance: 100
 minimum_coverage: 100
 ---