diff --git a/SWIG/Examples/csharp/reference/example.cxx b/SWIG/Examples/csharp/reference/example.cxx
index 384e40bb7..8bc264b02 100644
--- a/SWIG/Examples/csharp/reference/example.cxx
+++ b/SWIG/Examples/csharp/reference/example.cxx
@@ -14,7 +14,7 @@ Vector operator+(const Vector &a, const Vector &b) {
 
 char *Vector::print() {
   static char temp[512];
-  sprintf(temp,"Vector %x (%g,%g,%g)", this, x,y,z);
+  sprintf(temp,"Vector %p (%g,%g,%g)", this, x,y,z);
   return temp;
 }