diff --git a/pkg/vere/main.c b/pkg/vere/main.c
index 1b09ccce3f..80fb70d7ac 100644
--- a/pkg/vere/main.c
+++ b/pkg/vere/main.c
@@ -3143,6 +3143,17 @@ c3_i
 main(c3_i   argc,
      c3_c** argv)
 {
+  // test ubsan
+  c3_i muna = 0x7FFFFFFF;
+  fprintf(stderr, "muna: %i\n", muna);
+  muna += 1;
+  fprintf(stderr, "muna: %i\n", muna);
+
+  // test asan
+  c3_c* hala = c3_malloc(1);
+  c3_free(hala);
+  fprintf(stderr, "hala: %s\n", hala);
+
   if ( argc <= 0 ) {
     fprintf(stderr, "nice try, fbi\r\n");
     exit(1);