diff --git a/tests/testrig.c b/tests/testrig.c
index e73a4cd79..b7a5b1abd 100644
--- a/tests/testrig.c
+++ b/tests/testrig.c
@@ -80,8 +80,8 @@ int main(int argc, const char *argv[])
 
     uint64_t levels = rig_get_caps_int(my_rig->caps->rig_model,
                                        RIG_CAPS_HAS_GET_LEVEL);
-    printf("HAS_GET_LEVEL=0x%8lx, SWR=%8llx,true=%d\n", levels,
-           levels & RIG_LEVEL_SWR, (levels & RIG_LEVEL_SWR) == RIG_LEVEL_SWR);
+    printf("HAS_GET_LEVEL=0x%8llx, SWR=%8llx,true=%d\n", (unsigned long long)levels,
+           (unsigned long long)(levels & RIG_LEVEL_SWR), (levels & RIG_LEVEL_SWR) == RIG_LEVEL_SWR);
 
     char val[256];
     retcode = rig_get_conf2(my_rig, rig_token_lookup(my_rig, "write_delay"), val,