diff --git a/Examples/GIFPlot/Interface/gifplot.i b/Examples/GIFPlot/Interface/gifplot.i
index b8f17f657..69a7cdbb9 100644
--- a/Examples/GIFPlot/Interface/gifplot.i
+++ b/Examples/GIFPlot/Interface/gifplot.i
@@ -261,9 +261,12 @@ typedef struct Plot3D {
 } Plot3D;
 
 #ifndef SWIGJAVA
-const PixMap *SQUARE = &PixMap_SQUARE;
-const PixMap *TRIANGLE = &PixMap_TRIANGLE; 
-const PixMap *CROSS = &PixMap_CROSS;
+/* These directives create constants of a specific type.  They
+   do not correspond to any C variable or declared constant in the
+   header file */
+%constant(PixMap *) SQUARE = &PixMap_SQUARE;
+%constant(PixMap *) TRIANGLE = &PixMap_TRIANGLE;
+%constant(PixMap *) CROSS = &PixMap_CROSS;
 #endif
 
 %enabledoc