diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 58546abd..dd4c3608 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,14 +16,14 @@ jobs:
         run: make test
 
   test-stable:
-    name: Test on 1.60.0
+    name: Test on 1.61.0
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.60.0
+          toolchain: 1.61.0
       - name: Test
         run: make cargotest
 
diff --git a/src/snapshot.rs b/src/snapshot.rs
index 6167a772..fe15daa4 100644
--- a/src/snapshot.rs
+++ b/src/snapshot.rs
@@ -533,7 +533,7 @@ impl SnapshotContents {
                         )
                     })
                     // `lines` removes the final line ending - add back
-                    .chain(Some(format!("\n{:width$}", "", width = indentation)).into_iter()),
+                    .chain(Some(format!("\n{:width$}", "", width = indentation))),
             );
         } else {
             out.push_str(contents);