diff --git a/prometheus/Dockerfile.prometheus b/prometheus/Dockerfile.prometheus
index 91aa7086..4959215e 100644
--- a/prometheus/Dockerfile.prometheus
+++ b/prometheus/Dockerfile.prometheus
@@ -1,4 +1,4 @@
-FROM prom/prometheus:v1.7.1
+FROM prom/prometheus:v1.5.2
 
 COPY prometheus.yml /etc/prometheus/prometheus.yml
 COPY alert.rules /etc/prometheus/alert.rules