1 files changed, 5 insertions, 2 deletions

diff --git a/crates/hir_expand/src/lib.rs b/crates/hir_expand/src/lib.rs
index ae3086a95..55f026c7b 100644
--- a/crates/hir_expand/src/lib.rs
+++ b/crates/hir_expand/src/lib.rs
@@ -145,7 +145,10 @@ impl HirFileId {
                 let arg_tt = loc.kind.arg(db)?;
 
                 let def = loc.def.ast_id.and_then(|id| {
-                    let def_tt = id.to_node(db).token_tree()?;
+                    let def_tt = match id.to_node(db) {
+                        ast::Macro::MacroRules(mac) => mac.token_tree()?,
+                        ast::Macro::MacroDef(_) => return None,
+                    };
                     Some(InFile::new(id.file_id, def_tt))
                 });
 
@@ -228,7 +231,7 @@ pub struct MacroDefId {
     // (which will probably require touching this code), we can instead use
     // that (and also remove the hacks for resolving built-in derives).
     pub krate: Option<CrateId>,
-    pub ast_id: Option<AstId<ast::MacroRules>>,
+    pub ast_id: Option<AstId<ast::Macro>>,
     pub kind: MacroDefKind,
 
     pub local_inner: bool,