diff --git a/requirements-test.txt b/requirements-test.txt
index 3cf891d..f71d256 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -18,7 +18,7 @@
     # via
     #   -r requirements-test.in
     #   requests
-charset-normalizer==2.1.1
+charset-normalizer==3.1.0
     # via
     #   -r requirements-test.in
     #   requests