diff --git a/requirements-dev.txt b/requirements-dev.txt
index 02bfe0d..48ece3f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 pytest==6.2.4
-pytest-cov==2.12.0
+pytest-cov==2.12.1
 coverage==5.5
 coveralls==3.1.0
 sphinx>=2.1