diff --git a/testSAX.c b/testSAX.c
index 8634b51..71686ea 100644
--- a/testSAX.c
+++ b/testSAX.c
@@ -755,7 +755,7 @@
 	    else
 		fprintf(stdout, ", %s='", attributes[i]);
 	    fprintf(stdout, "%.4s...', %d", attributes[i + 3],
-		    attributes[i + 4] - attributes[i + 3]);
+		    (int)(attributes[i + 4] - attributes[i + 3]));
 	}
     }
     fprintf(stdout, ")\n");