diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index f0a48ea78659..5bf20fad781f 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -135,6 +135,7 @@ infineon Infineon Technologies
 inforce	Inforce Computing
 ingenic	Ingenic Semiconductor
 innolux	Innolux Corporation
+inside-secure	INSIDE Secure
 intel	Intel Corporation
 intercontrol	Inter Control Group
 invensense	InvenSense Inc.