diff --git a/chainguard/environments/prd/requirements.txt b/chainguard/environments/prd/requirements.txt
index 50088fc..60fb905 100644
--- a/chainguard/environments/prd/requirements.txt
+++ b/chainguard/environments/prd/requirements.txt
@@ -1,4 +1,4 @@
 Flask==3.1.0
 redis==5.1.0b7
-prometheus-client==0.16.0
+prometheus-client==0.21.1
 Werkzeug==3.0.6
\ No newline at end of file