diff --git a/test/cpp/interop/reconnect_interop_server.cc b/test/cpp/interop/reconnect_interop_server.cc
index 785f9c7ad5f65913fe1bc37b935eb0ddf37fc5f9..41cff430ae85ece4ab8cd9e17a41c0dee36c29f7 100644
--- a/test/cpp/interop/reconnect_interop_server.cc
+++ b/test/cpp/interop/reconnect_interop_server.cc
@@ -30,7 +30,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
- 
+
 // Test description at doc/connection-backoff-interop-test-description.md
 
 #include <signal.h>