diff --git a/conftest.py b/conftest.py
index bbda0eb..6b973c7 100644
--- a/conftest.py
+++ b/conftest.py
@@ -7,4 +7,5 @@
 from hypothesis import settings, HealthCheck
 
 # profile for CI runs on GitHub machines, which may be slow from time to time so we disable the "too slow" HealthCheck
-settings.register_profile('ci', suppress_health_check=(HealthCheck.too_slow, ))
+# and set the timeout deadline very high (60 sec.)
+settings.register_profile('ci', suppress_health_check=(HealthCheck.too_slow, ), deadline=60000)