1 files changed, 1 insertions, 1 deletions

diff --git a/crates/ra_ide_api/src/completion/completion_item.rs b/crates/ra_ide_api/src/completion/completion_item.rs
index 6e9a68e40..b16ac2b28 100644
--- a/crates/ra_ide_api/src/completion/completion_item.rs
+++ b/crates/ra_ide_api/src/completion/completion_item.rs
@@ -240,7 +240,7 @@ impl Builder {
         if ctx.use_item_syntax.is_none() && !ctx.is_call {
             tested_by!(inserts_parens_for_function_calls);
             let sig = function.signature(ctx.db);
-            if sig.args().is_empty() || sig.has_self_param() && sig.args().len() == 1 {
+            if sig.params().is_empty() || sig.has_self_param() && sig.params().len() == 1 {
                 self.insert_text = Some(format!("{}()$0", self.label));
             } else {
                 self.insert_text = Some(format!("{}($0)", self.label));