diff --git a/test_regress/t/t_scope_map.cpp b/test_regress/t/t_scope_map.cpp
index ed23cfafb..5885b9a5d 100644
--- a/test_regress/t/t_scope_map.cpp
+++ b/test_regress/t/t_scope_map.cpp
@@ -41,7 +41,7 @@ int main(int argc, char **argv, char **env) {
     for (VerilatedScopeNameMap::const_iterator it = scopeMapp->begin(); it != scopeMapp->end(); it++) {
 #ifdef TEST_VERBOSE
         VL_PRINTF("---------------------------------------------\n");
-        VL_PRINTF("Scope = %s\n", it->first.c_str());
+        VL_PRINTF("Scope = %s\n", it->first);
         it->second->scopeDump();
 #endif
         VerilatedVarNameMap * varNameMap = it->second->varsp();