diff --git a/src/tools/rust-analyzer/crates/rust-analyzer/src/lsp/capabilities.rs b/src/tools/rust-analyzer/crates/rust-analyzer/src/lsp/capabilities.rs
index 3b19284f241..871cde58dce 100644
--- a/src/tools/rust-analyzer/crates/rust-analyzer/src/lsp/capabilities.rs
+++ b/src/tools/rust-analyzer/crates/rust-analyzer/src/lsp/capabilities.rs
@@ -212,7 +212,8 @@ pub fn completion_label_details_support(&self) -> bool {
                 .label_details_support
                 .as_ref()
         })()
-        .is_some()
+        .copied()
+        .unwrap_or_default()
     }
 
     fn completion_item(&self) -> Option<CompletionOptionsCompletionItem> {