diff --git a/docs/build/schema_mapping.py b/docs/build/schema_mapping.py
index 0972c4b9a30..f9731c0a006 100755
--- a/docs/build/schema_mapping.py
+++ b/docs/build/schema_mapping.py
@@ -145,6 +145,13 @@
         'JSON Schema Validation',
         ''
     ],
+    [
+        'Pattern',
+        'string',
+        {'format': 'regex'},
+        'JSON Schema Validation',
+        ''
+    ],
     [
         'bytes',
         'string',