diff --git a/SYNTAX-REFERENCE.md b/SYNTAX-REFERENCE.md
index cdcc65173..b9c3669eb 100755
--- a/SYNTAX-REFERENCE.md
+++ b/SYNTAX-REFERENCE.md
@@ -2268,7 +2268,7 @@ Enum Values:
 
   - <code>GET</code>
 
-  - <code>GET</code>
+  - <code>HEAD</code>
 
   - <code>POST</code>
 
diff --git a/v2/pkg/templates/templates_doc.go b/v2/pkg/templates/templates_doc.go
index 470446e60..b7e49fb1d 100644
--- a/v2/pkg/templates/templates_doc.go
+++ b/v2/pkg/templates/templates_doc.go
@@ -965,7 +965,7 @@ func init() {
 	HTTPMethodTypeHolderDoc.Fields[0].Comments[encoder.LineComment] = ""
 	HTTPMethodTypeHolderDoc.Fields[0].EnumFields = []string{
 		"GET",
-		"GET",
+		"HEAD",
 		"POST",
 		"PUT",
 		"DELETE",