diff --git a/pytest.ini b/pytest.ini
index 3868c80b1e..4f682576a3 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -19,5 +19,7 @@ filterwarnings =
     ignore:The --rsyncdir command line argument and rsyncdirs config variable are deprecated.:DeprecationWarning
     ignore:.*:ImportWarning:tellurium
     ignore:.*PyDevIPCompleter6.*:DeprecationWarning
+    # ignore numpy log(0) warnings (np.log(0) = -inf)
+    ignore:divide by zero encountered in log:RuntimeWarning
 
 norecursedirs = .git amici_models build doc documentation matlab models ThirdParty amici sdist examples