1 files changed, 1 insertions, 1 deletions
diff --git a/src/mongo/db/repl/split_horizon_test.cpp b/src/mongo/db/repl/split_horizon_test.cpp
index 486c43f2ade..9f728012614 100644
--- a/src/mongo/db/repl/split_horizon_test.cpp
+++ b/src/mongo/db/repl/split_horizon_test.cpp
@@ -110,7 +110,7 @@ TEST(SplitHorizonTesting, determineHorizon) {
         const auto& input = test.input;
 
         const std::string witness =
-            SplitHorizon(input.forwardMapping).determineHorizon(input.horizonParameters).toString();
+            SplitHorizon(input.forwardMapping).determineHorizon(input.horizonParameters);
         ASSERT_EQUALS(witness, expected);
     }