diff --git a/tools_webrtc/libs/generate_licenses.py b/tools_webrtc/libs/generate_licenses.py
index 6ae56dc6d6..03df3936ca 100755
--- a/tools_webrtc/libs/generate_licenses.py
+++ b/tools_webrtc/libs/generate_licenses.py
@@ -43,7 +43,7 @@ LIB_TO_LICENSES_DICT = {
     'protobuf': ['third_party/protobuf/LICENSE'],
     'usrsctp': ['third_party/usrsctp/LICENSE'],
     'webrtc': ['LICENSE', 'LICENSE_THIRD_PARTY'],
-    'zlib': ['LICENSE', 'third_party/zlib/LICENSE'],
+    'zlib': ['third_party/zlib/LICENSE'],
 
     # Compile time dependencies, no license needed:
     'yasm': [],