diff --git a/metrics/Dockerfile b/metrics/Dockerfile
index 15a5c14b..3630d5ee 100644
--- a/metrics/Dockerfile
+++ b/metrics/Dockerfile
@@ -28,7 +28,7 @@ FROM ubuntu:focal
 
 ENV DEBIAN_FRONTEND=noninteractive
 
-ENV PROMETHEUS_VERSION=2.40.2
+ENV PROMETHEUS_VERSION=2.55.0
 
 RUN apt-get update && \
     apt-get install -y wget && \