diff --git a/crates/ra_syntax/src/ast/generated.rs b/crates/ra_syntax/src/ast/generated.rs
index c06076e3d7..9dd6bd3eac 100644
--- a/crates/ra_syntax/src/ast/generated.rs
+++ b/crates/ra_syntax/src/ast/generated.rs
@@ -312,6 +312,7 @@ impl AstNode for Block {
     }
 }
 impl ast::AttrsOwner for Block {}
+impl ast::ModuleItemOwner for Block {}
 impl Block {
     pub fn statements(&self) -> AstChildren<Stmt> {
         AstChildren::new(&self.syntax)
diff --git a/crates/ra_syntax/src/grammar.ron b/crates/ra_syntax/src/grammar.ron
index d1be40abeb..9ffa9095bc 100644
--- a/crates/ra_syntax/src/grammar.ron
+++ b/crates/ra_syntax/src/grammar.ron
@@ -653,6 +653,7 @@ Grammar(
             ],
             traits: [
                 "AttrsOwner",
+                "ModuleItemOwner",
             ]
         ),
         "ParamList": (
@@ -664,14 +665,14 @@ Grammar(
         "SelfParam": (
             traits: [
                 "TypeAscriptionOwner",
-				"AttrsOwner",
+                "AttrsOwner",
             ]
         ),
         "Param": (
             options: [ "Pat" ],
             traits: [
                 "TypeAscriptionOwner",
-				"AttrsOwner",
+                "AttrsOwner",
             ]
         ),
         "UseItem": (