diff --git a/tests/cpp/client_test_put_get_bytes.cpp b/tests/cpp/client_test_put_get_bytes.cpp
index efa25627..e3e9d3a6 100644
--- a/tests/cpp/client_test_put_get_bytes.cpp
+++ b/tests/cpp/client_test_put_get_bytes.cpp
@@ -53,9 +53,10 @@ int main(int argc, char* argv[]) {
   size_t output_n_bytes = 0;
   client.unpack_bytes(key, output_bytes.data(), n_bytes, output_n_bytes);
 
-  if (output_n_bytes != n_bytes)
+  if (output_n_bytes != n_bytes) {
     std::cout<<"Output byte size "<<output_n_bytes<<" does not match."<<std::endl;
       throw std::exception();
+  }
 
   for(int i = 0; i < n_bytes; i++) {
     if (output_bytes[i] != input_bytes[i]) {