diff --git a/environment.yml b/environment.yml
index 83b00c0dd6421..a20ccc797eb79 100644
--- a/environment.yml
+++ b/environment.yml
@@ -3,7 +3,7 @@ channels:
   - conda-forge
 dependencies:
   # required
-  - numpy>=1.18.5
+  - numpy>=1.18.5, <=1.22.4  # GH#47569
   - python=3.8
   - python-dateutil>=2.8.1
   - pytz
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 05a9f0426440d..aba5a3b5a23d5 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,7 @@
 # This file is auto-generated from environment.yml, do not modify.
 # See that file for comments about the need/usage of each dependency.
 
-numpy>=1.18.5
+numpy>=1.18.5, <=1.22.4
 python-dateutil>=2.8.1
 pytz
 asv