diff --git a/tests/testsuite/main.fmf b/tests/testsuite/main.fmf
index a701681..23d1dec 100644
--- a/tests/testsuite/main.fmf
+++ b/tests/testsuite/main.fmf
@@ -16,4 +16,4 @@ test: |
   pip install ipython==8.24.0 pythran==0.15.0 &&
   cd $(dirname $TMT_SOURCE_DIR/cython-*/tests) &&
   python3 runtests.py -vv --no-pyregr --exclude 'run.pstats_profile_test*'
-duration: 60m
+duration: 240m