diff --git a/tests/test_common.c b/tests/test_common.c
index dd3f0ea..e6c32f6 100644
--- a/tests/test_common.c
+++ b/tests/test_common.c
@@ -139,7 +139,7 @@
   } else {
     fprintf(stderr, "%s: %s, %s ... " COL_RED "FAILED\n" COL_STOP,
 	    preamble, desc, comment);
-    fprintf(stderr, "  Expected SUCCESS, got: 0x%lx\n", (long)result);
+    fprintf(stderr, "  Expected SUCCESS, got: 0x%x (%d)\n", result, result);
     gTestSuccess = 0;
   }
   return !result;