diff --git a/viz/charts/linkerd-viz/README.md b/viz/charts/linkerd-viz/README.md
index 28916c1d957ec..7fccb3bca5615 100644
--- a/viz/charts/linkerd-viz/README.md
+++ b/viz/charts/linkerd-viz/README.md
@@ -141,7 +141,7 @@ Kubernetes: `>=1.21.0-0`
 | prometheus.image.name | string | `"prometheus"` | Docker image name for the prometheus instance |
 | prometheus.image.pullPolicy | string | defaultImagePullPolicy | Pull policy for the prometheus instance |
 | prometheus.image.registry | string | `"prom"` | Docker registry for the prometheus instance |
-| prometheus.image.tag | string | `"v2.47.0"` | Docker image tag for the prometheus instance |
+| prometheus.image.tag | string | `"v2.48.0"` | Docker image tag for the prometheus instance |
 | prometheus.logFormat | string | defaultLogLevel | log format (plain, json) of the prometheus instance |
 | prometheus.logLevel | string | defaultLogLevel | log level of the prometheus instance |
 | prometheus.nodeSelector | object | `{"kubernetes.io/os":"linux"}` | NodeSelector section, See the [K8S documentation](https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector) for more information |
diff --git a/viz/charts/linkerd-viz/values.yaml b/viz/charts/linkerd-viz/values.yaml
index 9bd31407f87b4..dac74d6b1228d 100644
--- a/viz/charts/linkerd-viz/values.yaml
+++ b/viz/charts/linkerd-viz/values.yaml
@@ -418,7 +418,7 @@ prometheus:
     # -- Docker image name for the prometheus instance
     name: prometheus
     # -- Docker image tag for the prometheus instance
-    tag: v2.47.0
+    tag: v2.48.0
     # -- Pull policy for the prometheus instance
     # @default -- defaultImagePullPolicy
     pullPolicy: ""
@@ -440,7 +440,7 @@ prometheus:
     scrape_interval: 10s
     scrape_timeout: 10s
     evaluation_interval: 10s
-  
+
   # -- annotations for the prometheus pod
   podAnnotations: {}
 
diff --git a/viz/cmd/testdata/install_default.golden b/viz/cmd/testdata/install_default.golden
index 52f8fefa88cd9..eadce5ab7c80f 100644
--- a/viz/cmd/testdata/install_default.golden
+++ b/viz/cmd/testdata/install_default.golden
@@ -732,7 +732,7 @@ spec:
         - --config.file=/etc/prometheus/prometheus.yml
         - --storage.tsdb.path=/data
         - --storage.tsdb.retention.time=6h
-        image: prom/prometheus:v2.47.0
+        image: prom/prometheus:v2.48.0
         imagePullPolicy: IfNotPresent
         livenessProbe:
           httpGet:
diff --git a/viz/cmd/testdata/install_default_overrides.golden b/viz/cmd/testdata/install_default_overrides.golden
index 946f89ca1ad0c..de55473a02e4b 100644
--- a/viz/cmd/testdata/install_default_overrides.golden
+++ b/viz/cmd/testdata/install_default_overrides.golden
@@ -732,7 +732,7 @@ spec:
         - --config.file=/etc/prometheus/prometheus.yml
         - --storage.tsdb.path=/data
         - --storage.tsdb.retention.time=6h
-        image: prom/prometheus:v2.47.0
+        image: prom/prometheus:v2.48.0
         imagePullPolicy: IfNotPresent
         livenessProbe:
           httpGet:
diff --git a/viz/cmd/testdata/install_prometheus_loglevel_from_args.golden b/viz/cmd/testdata/install_prometheus_loglevel_from_args.golden
index af63a70c50cd9..ba308ab927c92 100644
--- a/viz/cmd/testdata/install_prometheus_loglevel_from_args.golden
+++ b/viz/cmd/testdata/install_prometheus_loglevel_from_args.golden
@@ -732,7 +732,7 @@ spec:
         - --log.level=debug
         - --storage.tsdb.path=/data
         - --storage.tsdb.retention.time=6h
-        image: prom/prometheus:v2.47.0
+        image: prom/prometheus:v2.48.0
         imagePullPolicy: IfNotPresent
         livenessProbe:
           httpGet:
diff --git a/viz/cmd/testdata/install_proxy_resources.golden b/viz/cmd/testdata/install_proxy_resources.golden
index 6609a4315db00..9bf15f55e19a6 100644
--- a/viz/cmd/testdata/install_proxy_resources.golden
+++ b/viz/cmd/testdata/install_proxy_resources.golden
@@ -736,7 +736,7 @@ spec:
         - --config.file=/etc/prometheus/prometheus.yml
         - --storage.tsdb.path=/data
         - --storage.tsdb.retention.time=6h
-        image: prom/prometheus:v2.47.0
+        image: prom/prometheus:v2.48.0
         imagePullPolicy: IfNotPresent
         livenessProbe:
           httpGet: