diff --git a/plan.fmf b/plan.fmf
index 52abf33..5760fce 100644
--- a/plan.fmf
+++ b/plan.fmf
@@ -5,10 +5,11 @@ discover:
   tests:
   - name: bundled tests
     require:
+    - gcc
     - python3.11-pytest
     - python3.11-numpy
     - python3.11-pip
     duration: 30m
     test: |
       pip3.11 install hypothesis==6.45.0 typing_extensions==4.4.0 &&
-      python3.11 -c 'import numpy; numpy.test()'
+      python3.11 -c 'import numpy; assert numpy.test()'