diff --git a/docker/loom-output/requirements.txt b/docker/loom-output/requirements.txt
index 7ab5e4dea..19f0eea76 100644
--- a/docker/loom-output/requirements.txt
+++ b/docker/loom-output/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.18.4
+numpy==1.22.0
 scipy==1.4.1
 pandas==1.0.3
 loompy==3.0.6