diff --git a/tests/testDump.c b/tests/testDump.c
index b1406ba5f5e6652c6e2727d6b161215f4e905d62..c45c50af44d2cd95307ffe900440d12a99ebe947 100644
--- a/tests/testDump.c
+++ b/tests/testDump.c
@@ -40,7 +40,7 @@ void dump_mapper(void *map_data, int num_elements, void *extra_data) {
   size_t offset;
   char *out_string = dump_get(d, 7, &offset);
   char out_buff[8];
-  snprintf(out_buff, 8, "%06zi\n", offset / 7);
+  snprintf(out_buff, 8, "%06zi\n", (offset / 7) % 1000000);
   memcpy(out_string, out_buff, 7);
 }
 
diff --git a/tests/testInteractions.c b/tests/testInteractions.c
index 864cdd6aaf8c6cdaed6c4d6462cdaed3f6ab1a5b..71d5728f6721b5817e17b74b23415561ba39c21a 100644
--- a/tests/testInteractions.c
+++ b/tests/testInteractions.c
@@ -673,6 +673,7 @@ int main(int argc, char *argv[]) {
         break;
       case 's':
         sscanf(optarg, "%lf", &spacing);
+	break;
       case 'n':
         sscanf(optarg, "%zu", &count);
         break;