diff --git a/dtool/src/interrogate/parameterRemapBasicStringToString.cxx b/dtool/src/interrogate/parameterRemapBasicStringToString.cxx
index 21faabfaac..46ce08c9c7 100644
--- a/dtool/src/interrogate/parameterRemapBasicStringToString.cxx
+++ b/dtool/src/interrogate/parameterRemapBasicStringToString.cxx
@@ -51,7 +51,7 @@ pass_parameter(ostream &out, const string &variable_name) {
 string ParameterRemapBasicStringToString::
 prepare_return_expr(ostream &out, int indent_level, const string &expression) {
   InterfaceMaker::indent(out, indent_level)
-    << "static string string_holder = " << expression << ";\n";
+    << "static std::string string_holder = " << expression << ";\n";
   return "string_holder";
 }
 
@@ -97,7 +97,7 @@ pass_parameter(ostream &out, const string &variable_name) {
 string ParameterRemapBasicWStringToWString::
 prepare_return_expr(ostream &out, int indent_level, const string &expression) {
   InterfaceMaker::indent(out, indent_level)
-    << "static wstring string_holder = " << expression << ";\n";
+    << "static std::wstring string_holder = " << expression << ";\n";
   return "string_holder";
 }