diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 2735be1a84709587e36ef3f0cb855d14ad6c0391..bc8347c6cf562c28dcecb0f06f8d90533851d9c4 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -441,6 +441,8 @@ patternProperties:
     description: HiDeep Inc.
   "^himax,.*":
     description: Himax Technologies, Inc.
+  "^hirschmann,.*":
+    description: Hirschmann Automation and Control GmbH
   "^hisilicon,.*":
     description: Hisilicon Limited.
   "^hit,.*":