diff --git a/requirements.txt b/requirements.txt
index ed3e324..7d81ecb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ mypy-extensions==0.4.1
 packaging==19.0
 pluggy==0.12.0
 py==1.8.0
-pycares==3.0.0
+pycares==4.2.0
 pycparser==2.19
 pylint==2.3.1
 pyparsing==2.4.0