diff --git a/src/runtime2/tests/sync_failure.rs b/src/runtime2/tests/sync_failure.rs
index 04e57cd267bb2ee220ee613790d0223fcb8caabf..f3acdabcf1fbbd962ce73e7fe41de47edde701db 100644
--- a/src/runtime2/tests/sync_failure.rs
+++ b/src/runtime2/tests/sync_failure.rs
@@ -65,7 +65,7 @@ fn test_shared_sync_failure() {
     ";
 
     run_test_in_runtime(CODE, |api| {
-        for variant in 3..4 { // all `Location` enum variants, except `Never`.
+        for variant in 0..4 { // all `Location` enum variants, except `Never`.
             // Create the channels
             api.create_connector("", "constructor", ValueGroup::new_stack(vec![
                 Value::Enum(variant)