diff --git a/Documentation/devicetree/bindings/media/qcom,x1e80100-camss.yaml b/Documentation/devicetree/bindings/media/qcom,x1e80100-camss.yaml
index 113565cf2a99..680f3f514132 100644
--- a/Documentation/devicetree/bindings/media/qcom,x1e80100-camss.yaml
+++ b/Documentation/devicetree/bindings/media/qcom,x1e80100-camss.yaml
@@ -133,7 +133,7 @@ properties:
       CSI input ports.
 
     patternProperties:
-      "^port@[0-3]+$":
+      "^port@[0-3]$":
         $ref: /schemas/graph.yaml#/$defs/port-base
         unevaluatedProperties: false