diff --git a/fxjs/cjs_util.cpp b/fxjs/cjs_util.cpp
index fec7273..3889f5a 100644
--- a/fxjs/cjs_util.cpp
+++ b/fxjs/cjs_util.cpp
@@ -183,7 +183,7 @@
         return CJS_Return(JSMessage::kValueError);
     }
 
-    return CJS_Return(pRuntime->NewString(swResult.c_str()));
+    return CJS_Return(pRuntime->NewString(swResult.AsStringView()));
   }
 
   if (params[0]->IsString()) {
@@ -259,7 +259,7 @@
   return CJS_Return(
       pRuntime->NewString(printx(pRuntime->ToWideString(params[0]),
                                  pRuntime->ToWideString(params[1]))
-                              .c_str()));
+                              .AsStringView()));
 }
 
 enum CaseMode { kPreserveCase, kUpperCase, kLowerCase };