diff --git a/src/auditor/taler-auditor-sync.c b/src/auditor/taler-auditor-sync.c
index a7ccf800a..2b4bf8558 100644
--- a/src/auditor/taler-auditor-sync.c
+++ b/src/auditor/taler-auditor-sync.c
@@ -605,6 +605,9 @@ main (int argc,
                                    level,
                                    NULL));
   GNUNET_free (level);
+  /* suppress compiler warnings... */
+  GNUNET_assert (NULL != src_cfgfile);
+  GNUNET_assert (NULL != dst_cfgfile);
   if (0 == strcmp (src_cfgfile,
                    dst_cfgfile))
   {
diff --git a/src/json/json.c b/src/json/json.c
index 832863f31..fb00fb535 100644
--- a/src/json/json.c
+++ b/src/json/json.c
@@ -655,6 +655,7 @@ parse_path (json_t *obj,
   json_t *next_obj = NULL;
   char *next_dot;
 
+  GNUNET_assert (NULL != id); /* make stupid compiler happy */
   if (NULL == next_id)
   {
     cb (cb_cls,