--- a/test/test_hpack.py
+++ b/test/test_hpack.py
@@ -2,7 +2,7 @@
 import itertools
 import pytest
 
-from hypothesis import given
+from hypothesis import given, settings, HealthCheck
 from hypothesis.strategies import text, binary, sets, one_of
 
 from hpack import (
@@ -760,6 +760,7 @@ class TestDictToIterable:
         binary().filter(lambda k: k and not k.startswith(b':'))
     )
 
+    @settings(suppress_health_check=[HealthCheck.too_slow])
     @given(
         special_keys=sets(keys),
         boring_keys=sets(keys),
@@ -797,6 +798,7 @@ class TestDictToIterable:
         assert special_keys == received_special
         assert boring_keys == received_boring
 
+    @settings(suppress_health_check=[HealthCheck.too_slow])
     @given(
         special_keys=sets(keys),
         boring_keys=sets(keys),