diff --git a/pytest.ini b/pytest.ini
index afa4cf37..e8154090 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -1,2 +1,8 @@
 [pytest]
 norecursedirs = docs
+filterwarnings =
+    ignore:.*the imp module.*:PendingDeprecationWarning
+markers =
+    db: execute tests using a postgresql database
+    property_based: execute tests generating data with hypothesis (potentially long run time)
+    network: execute tests using a socket between two threads