diff --git a/requirements/tests.txt b/requirements/tests.txt
index 62891aa..c8f5a06 100644
--- a/requirements/tests.txt
+++ b/requirements/tests.txt
@@ -2,4 +2,4 @@
 pytest==3.5.0
 pytest-xdist==1.22.2  # for --boxed
 hypothesis==3.56.3
-numpy==1.14.2
+numpy==1.22.0