diff --git a/grafana/grafana-prometheus.yaml b/grafana/grafana-prometheus.yaml
index 345762b..3bdb07f 100644
--- a/grafana/grafana-prometheus.yaml
+++ b/grafana/grafana-prometheus.yaml
@@ -2439,7 +2439,7 @@ objects:
 
         - name: alertmanager
           args:
-          - -config.file=/etc/alertmanager/alertmanager.yml
+          - --config.file=/etc/alertmanager/alertmanager.yml
           image: "${ALERTMANAGER_IMAGE}"
           imagePullPolicy: IfNotPresent
           ports:
@@ -2706,22 +2706,22 @@ parameters:
 - description: The Docker image to use for the OAuth Proxy.
   displayName: OAuth Proxy image
   name: PROXY_IMAGE
-  value: openshift3/oauth-proxy:v3.7
+  value: openshift3/oauth-proxy:v3.9
 
 - description: The Docker image to use for Prometheus.
   displayName: Prometheus image
   name: PROMETHEUS_IMAGE
-  value: openshift3/prometheus:v3.7
+  value: openshift3/prometheus:v3.9
 
 - description: The Docker image to use for the Alert Buffer.
   displayName: Alert Buffer image
   name: ALERTBUFFER_IMAGE
-  value: openshift3/prometheus-alert-buffer:v3.7
+  value: openshift3/prometheus-alert-buffer:v3.9
 
 - description: The Docker image to use for the Alert Manager.
   displayName: Alert Manager image
   name: ALERTMANAGER_IMAGE
-  value: openshift3/prometheus-alertmanager:v3.7
+  value: openshift3/prometheus-alertmanager:v3.9
 
 - description: The desired hostname of the route to the Prometheus service.
   displayName: Hostname of the Prometheus Service