diff --git a/Documentation/devicetree/bindings/watchdog/nxp,pnx4008-wdt.yaml b/Documentation/devicetree/bindings/watchdog/nxp,pnx4008-wdt.yaml
index 35ef940cbabe..8964c1c5d522 100644
--- a/Documentation/devicetree/bindings/watchdog/nxp,pnx4008-wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/nxp,pnx4008-wdt.yaml
@@ -19,6 +19,9 @@ properties:
   reg:
     maxItems: 1
 
+  clocks:
+    maxItems: 1
+
 required:
   - compatible
   - reg