diff --git a/cellxgene_schema_cli/requirements.txt b/cellxgene_schema_cli/requirements.txt
index 75639f0fa..f28e1af2d 100644
--- a/cellxgene_schema_cli/requirements.txt
+++ b/cellxgene_schema_cli/requirements.txt
@@ -8,4 +8,4 @@ PyYaml==6.0
 wheel==0.40.0
 semver==3.0.0
 xxhash==3.3.0
-matplotlib==3.8.0
+matplotlib==3.7.3