diff --git a/requirements.txt b/requirements.txt
index f6ca4f7..2b9cb76 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.17.3
+numpy==1.22.0
 xarray==0.15.1
 matplotlib==3.1.1
 toolz==0.10.0