diff --git a/Examples/test-suite/cast_operator.i b/Examples/test-suite/cast_operator.i
index 668b35afd..88964e3b8 100644
--- a/Examples/test-suite/cast_operator.i
+++ b/Examples/test-suite/cast_operator.i
@@ -2,6 +2,7 @@
 
 %rename(tochar) A::operator char*() const;
 %inline %{
+#include <string.h>
 struct A 
 { 
 operator char*() const; 
@@ -9,7 +10,11 @@ operator char*() const;
 
 inline 
 A::operator char*() const 
-{ return "hi"; } 
+{
+  static char hi[16];
+  strcpy(hi, "hi");
+  return hi;
+} 
 
 %}