diff --git a/specs/validator/beacon_node_oapi.yaml b/specs/validator/beacon_node_oapi.yaml
index e0e3da7d2..e995e9c84 100644
--- a/specs/validator/beacon_node_oapi.yaml
+++ b/specs/validator/beacon_node_oapi.yaml
@@ -2,7 +2,7 @@ openapi: "3.0.2"
 info:
   title: "Minimal Beacon Node API for Validator"
   description: "A minimal API specification for the beacon node, which enables a validator to connect and perform its obligations on the Ethereum 2.0 phase 0 beacon chain."
-  version: "0.1"
+  version: "0.1.1"
   license:
     name: "Apache 2.0"
     url: "https://www.apache.org/licenses/LICENSE-2.0.html"