1 files changed, 2 insertions, 2 deletions
diff --git a/clippy_lints/src/methods/flat_map_identity.rs b/clippy_lints/src/methods/flat_map_identity.rs
index 034ea6c6562..664885a2f0e 100644
--- a/clippy_lints/src/methods/flat_map_identity.rs
+++ b/clippy_lints/src/methods/flat_map_identity.rs
@@ -12,11 +12,11 @@ use super::FLAT_MAP_IDENTITY;
 pub(super) fn check<'tcx>(
     cx: &LateContext<'tcx>,
     expr: &'tcx hir::Expr<'_>,
-    flat_map_args: &'tcx [hir::Expr<'_>],
+    flat_map_arg: &'tcx hir::Expr<'_>,
     flat_map_span: Span,
 ) {
     if is_trait_method(cx, expr, sym::Iterator) {
-        let arg_node = &flat_map_args[1].kind;
+        let arg_node = &flat_map_arg.kind;
 
         let apply_lint = |message: &str| {
             span_lint_and_sugg(