diff --git a/docker/blocks/prometheus/docker-compose.yaml b/docker/blocks/prometheus/docker-compose.yaml
index a65bb9a9e4f..3c304cc74ad 100644
--- a/docker/blocks/prometheus/docker-compose.yaml
+++ b/docker/blocks/prometheus/docker-compose.yaml
@@ -28,4 +28,4 @@
     build: blocks/prometheus_random_data
     network_mode: host
     ports:
-      - "8080:8080"
+      - "8081:8080"
diff --git a/docker/blocks/prometheus/prometheus.yml b/docker/blocks/prometheus/prometheus.yml
index 2a6579e691e..0ff8c3e7100 100644
--- a/docker/blocks/prometheus/prometheus.yml
+++ b/docker/blocks/prometheus/prometheus.yml
@@ -36,4 +36,4 @@ scrape_configs:
 
   - job_name: 'prometheus-random-data'
     static_configs:
-      - targets: ['127.0.0.1:8080']
+      - targets: ['127.0.0.1:8081']
diff --git a/docker/blocks/prometheus2/docker-compose.yaml b/docker/blocks/prometheus2/docker-compose.yaml
index 68c0358b7d0..589df868084 100644
--- a/docker/blocks/prometheus2/docker-compose.yaml
+++ b/docker/blocks/prometheus2/docker-compose.yaml
@@ -28,4 +28,4 @@
     build: blocks/prometheus_random_data
     network_mode: host
     ports:
-      - "8080:8080"
+      - "8081:8080"
diff --git a/docker/blocks/prometheus2/prometheus.yml b/docker/blocks/prometheus2/prometheus.yml
index 57232aaa439..42592543d87 100644
--- a/docker/blocks/prometheus2/prometheus.yml
+++ b/docker/blocks/prometheus2/prometheus.yml
@@ -36,4 +36,4 @@ scrape_configs:
 
   - job_name: 'prometheus-random-data'
     static_configs:
-      - targets: ['127.0.0.1:8080']
+      - targets: ['127.0.0.1:8081']