diff --git a/data-sources/cmaq/requirements.txt b/data-sources/cmaq/requirements.txt
index 134e964..ca1f164 100644
--- a/data-sources/cmaq/requirements.txt
+++ b/data-sources/cmaq/requirements.txt
@@ -1,3 +1,3 @@
-numpy==1.12.1
+numpy==1.22.0
 pandas==0.20.1
 xarray==0.9.6