diff --git a/Documentation/netlink/specs/dpll.yaml b/Documentation/netlink/specs/dpll.yaml
index 8feefeae5376..f434140b538e 100644
--- a/Documentation/netlink/specs/dpll.yaml
+++ b/Documentation/netlink/specs/dpll.yaml
@@ -188,7 +188,7 @@ definitions:
     value: 10000
   -
     type: const
-    name: pin-frequency-77_5-khz
+    name: pin-frequency-77-5-khz
     value: 77500
   -
     type: const