diff --git a/rest-api-spec/api/indices.validate.query.json b/rest-api-spec/api/indices.validate_query.json
similarity index 97%
rename from rest-api-spec/api/indices.validate.query.json
rename to rest-api-spec/api/indices.validate_query.json
index 03cf305e557..468dd7e1917 100644
--- a/rest-api-spec/api/indices.validate.query.json
+++ b/rest-api-spec/api/indices.validate_query.json
@@ -1,5 +1,5 @@
 {
-  "indices.validate.query": {
+  "indices.validate_query": {
     "documentation": "http://www.elasticsearch.org/guide/reference/api/validate/",
     "methods": ["GET", "POST"],
     "url": {