diff --git a/ops/docker-compose/tooling/observability/prometheus/compose.yaml b/ops/docker-compose/tooling/observability/prometheus/compose.yaml
index 32475f3..78b514b 100644
--- a/ops/docker-compose/tooling/observability/prometheus/compose.yaml
+++ b/ops/docker-compose/tooling/observability/prometheus/compose.yaml
@@ -9,7 +9,7 @@ services:
 
   prometheus:
     <<: *network
-    image: prom/prometheus:v3.9.0
+    image: prom/prometheus:v3.9.1
     profiles:
       - observability
     container_name: prometheus