diff --git a/CHANGELOG.md b/CHANGELOG.md
index e54b16bed20b..6fc67def1f82 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,14 @@ This document contains a historical list of changes between releases. Only
 changes that impact end-user behavior are listed; changes to documentation or
 internal API changes are not present.
 
+v0.37.1 (2023-10-10)
+-----------------
+
+### Bugfixes
+
+- Fix the initialization of the default namespaces map for the operator and the
+  loki.source.kubernetes component. (@wildum)
+
 v0.37.0 (2023-10-10)
 -----------------
 
diff --git a/docs/sources/operator/deploy-agent-operator-resources.md b/docs/sources/operator/deploy-agent-operator-resources.md
index 227941ae13ae..7d73fadd4a1a 100644
--- a/docs/sources/operator/deploy-agent-operator-resources.md
+++ b/docs/sources/operator/deploy-agent-operator-resources.md
@@ -62,7 +62,7 @@ To deploy the `GrafanaAgent` resource:
       labels:
         app: grafana-agent
     spec:
-      image: grafana/agent:v0.37.0
+      image: grafana/agent:v0.37.1
       integrations:
         selector:
           matchLabels:
diff --git a/docs/sources/operator/getting-started.md b/docs/sources/operator/getting-started.md
index ab6c7943fc62..822a7dca01a4 100644
--- a/docs/sources/operator/getting-started.md
+++ b/docs/sources/operator/getting-started.md
@@ -79,7 +79,7 @@ To install Agent Operator:
           serviceAccountName: grafana-agent-operator
           containers:
           - name: operator
-            image: grafana/agent-operator:v0.37.0
+            image: grafana/agent-operator:v0.37.1
             args:
             - --kubelet-service=default/kubelet
     ---
diff --git a/docs/sources/static/configuration/integrations/node-exporter-config.md b/docs/sources/static/configuration/integrations/node-exporter-config.md
index 0c4c4e83acd8..28eaccb09e45 100644
--- a/docs/sources/static/configuration/integrations/node-exporter-config.md
+++ b/docs/sources/static/configuration/integrations/node-exporter-config.md
@@ -30,7 +30,7 @@ docker run \
   -v "/proc:/host/proc:ro,rslave" \
   -v /tmp/agent:/etc/agent \
   -v /path/to/config.yaml:/etc/agent-config/agent.yaml \
-  grafana/agent:v0.37.0 \
+  grafana/agent:v0.37.1 \
   --config.file=/etc/agent-config/agent.yaml
 ```
 
diff --git a/docs/sources/static/configuration/integrations/process-exporter-config.md b/docs/sources/static/configuration/integrations/process-exporter-config.md
index 41cc9afd40da..eee154ad4f8a 100644
--- a/docs/sources/static/configuration/integrations/process-exporter-config.md
+++ b/docs/sources/static/configuration/integrations/process-exporter-config.md
@@ -22,7 +22,7 @@ docker run \
   -v "/proc:/proc:ro" \
   -v /tmp/agent:/etc/agent \
   -v /path/to/config.yaml:/etc/agent-config/agent.yaml \
-  grafana/agent:v0.37.0 \
+  grafana/agent:v0.37.1 \
   --config.file=/etc/agent-config/agent.yaml
 ```
 
@@ -39,7 +39,7 @@ metadata:
   name: agent
 spec:
   containers:
-  - image: grafana/agent:v0.37.0
+  - image: grafana/agent:v0.37.1
     name: agent
     args:
     - --config.file=/etc/agent-config/agent.yaml
diff --git a/docs/sources/static/set-up/install/install-agent-docker.md b/docs/sources/static/set-up/install/install-agent-docker.md
index 618e8c912bd8..a7b0a03e327a 100644
--- a/docs/sources/static/set-up/install/install-agent-docker.md
+++ b/docs/sources/static/set-up/install/install-agent-docker.md
@@ -34,7 +34,7 @@ To run a Grafana Agent Docker container on Linux, run the following command in a
 docker run \
   -v WAL_DATA_DIRECTORY:/etc/agent/data \
   -v CONFIG_FILE_PATH:/etc/agent/agent.yaml \
-  grafana/agent:v0.37.0
+  grafana/agent:v0.37.1
 ```
 
 Replace `CONFIG_FILE_PATH` with the configuration file path on your Linux host system.
@@ -51,7 +51,7 @@ To run a Grafana Agent Docker container on Windows, run the following command in
 docker run ^
   -v WAL_DATA_DIRECTORY:C:\etc\grafana-agent\data ^
   -v CONFIG_FILE_PATH:C:\etc\grafana-agent ^
-  grafana/agent:v0.37.0-windows
+  grafana/agent:v0.37.1-windows
 ```
 
 Replace the following:
diff --git a/pkg/operator/defaults.go b/pkg/operator/defaults.go
index bc9372e1d53c..59ea98669a8c 100644
--- a/pkg/operator/defaults.go
+++ b/pkg/operator/defaults.go
@@ -2,7 +2,7 @@ package operator
 
 // Supported versions of the Grafana Agent.
 var (
-	DefaultAgentVersion   = "v0.37.0"
+	DefaultAgentVersion   = "v0.37.1"
 	DefaultAgentBaseImage = "grafana/agent"
 	DefaultAgentImage     = DefaultAgentBaseImage + ":" + DefaultAgentVersion
 )
diff --git a/production/kubernetes/agent-bare.yaml b/production/kubernetes/agent-bare.yaml
index 0305e1162706..4a84a679ef92 100644
--- a/production/kubernetes/agent-bare.yaml
+++ b/production/kubernetes/agent-bare.yaml
@@ -83,7 +83,7 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: spec.nodeName
-        image: grafana/agent:v0.37.0
+        image: grafana/agent:v0.37.1
         imagePullPolicy: IfNotPresent
         name: grafana-agent
         ports:
diff --git a/production/kubernetes/agent-loki.yaml b/production/kubernetes/agent-loki.yaml
index e980104bff2c..2550cd6a7571 100644
--- a/production/kubernetes/agent-loki.yaml
+++ b/production/kubernetes/agent-loki.yaml
@@ -65,7 +65,7 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: spec.nodeName
-        image: grafana/agent:v0.37.0
+        image: grafana/agent:v0.37.1
         imagePullPolicy: IfNotPresent
         name: grafana-agent-logs
         ports:
diff --git a/production/kubernetes/agent-traces.yaml b/production/kubernetes/agent-traces.yaml
index 3e236bef3437..1fb5501c8558 100644
--- a/production/kubernetes/agent-traces.yaml
+++ b/production/kubernetes/agent-traces.yaml
@@ -114,7 +114,7 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: spec.nodeName
-        image: grafana/agent:v0.37.0
+        image: grafana/agent:v0.37.1
         imagePullPolicy: IfNotPresent
         name: grafana-agent-traces
         ports:
diff --git a/production/kubernetes/build/lib/version.libsonnet b/production/kubernetes/build/lib/version.libsonnet
index e3d950cb7d93..3c0c2dc542fc 100644
--- a/production/kubernetes/build/lib/version.libsonnet
+++ b/production/kubernetes/build/lib/version.libsonnet
@@ -1 +1 @@
-'grafana/agent:v0.37.0'
+'grafana/agent:v0.37.1'
diff --git a/production/kubernetes/build/templates/operator/main.jsonnet b/production/kubernetes/build/templates/operator/main.jsonnet
index e9ad3fd44533..18c53173d526 100644
--- a/production/kubernetes/build/templates/operator/main.jsonnet
+++ b/production/kubernetes/build/templates/operator/main.jsonnet
@@ -23,8 +23,8 @@ local ksm = import 'kube-state-metrics/kube-state-metrics.libsonnet';
   local this = self,
 
   _images:: {
-    agent: 'grafana/agent:v0.37.0',
-    agent_operator: 'grafana/agent-operator:v0.37.0',
+    agent: 'grafana/agent:v0.37.1',
+    agent_operator: 'grafana/agent-operator:v0.37.1',
     ksm: 'registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.5.0',
   },
 
diff --git a/production/kubernetes/install-bare.sh b/production/kubernetes/install-bare.sh
index 2de9c3d9b5fc..ff06be34f772 100644
--- a/production/kubernetes/install-bare.sh
+++ b/production/kubernetes/install-bare.sh
@@ -25,7 +25,7 @@ check_installed() {
 check_installed curl
 check_installed envsubst
 
-MANIFEST_BRANCH=v0.37.0
+MANIFEST_BRANCH=v0.37.1
 MANIFEST_URL=${MANIFEST_URL:-https://raw.githubusercontent.com/grafana/agent/${MANIFEST_BRANCH}/production/kubernetes/agent-bare.yaml}
 NAMESPACE=${NAMESPACE:-default}
 
diff --git a/production/operator/templates/agent-operator.yaml b/production/operator/templates/agent-operator.yaml
index 2fe5667a69f9..dc618b85099c 100644
--- a/production/operator/templates/agent-operator.yaml
+++ b/production/operator/templates/agent-operator.yaml
@@ -372,7 +372,7 @@ spec:
       containers:
       - args:
         - --kubelet-service=default/kubelet
-        image: grafana/agent-operator:v0.37.0
+        image: grafana/agent-operator:v0.37.1
         imagePullPolicy: IfNotPresent
         name: grafana-agent-operator
       serviceAccount: grafana-agent-operator
@@ -436,7 +436,7 @@ metadata:
   name: grafana-agent
   namespace: ${NAMESPACE}
 spec:
-  image: grafana/agent:v0.37.0
+  image: grafana/agent:v0.37.1
   integrations:
     selector:
       matchLabels:
diff --git a/production/tanka/grafana-agent/v1/main.libsonnet b/production/tanka/grafana-agent/v1/main.libsonnet
index 99eac44402a4..051e7a45e7b6 100644
--- a/production/tanka/grafana-agent/v1/main.libsonnet
+++ b/production/tanka/grafana-agent/v1/main.libsonnet
@@ -15,8 +15,8 @@ local service = k.core.v1.service;
 (import './lib/traces.libsonnet') +
 {
   _images:: {
-    agent: 'grafana/agent:v0.37.0',
-    agentctl: 'grafana/agentctl:v0.37.0',
+    agent: 'grafana/agent:v0.37.1',
+    agentctl: 'grafana/agentctl:v0.37.1',
   },
 
   // new creates a new DaemonSet deployment of the grafana-agent. By default,
diff --git a/production/tanka/grafana-agent/v2/internal/base.libsonnet b/production/tanka/grafana-agent/v2/internal/base.libsonnet
index ce83f82cc756..553feb15012a 100644
--- a/production/tanka/grafana-agent/v2/internal/base.libsonnet
+++ b/production/tanka/grafana-agent/v2/internal/base.libsonnet
@@ -11,8 +11,8 @@ function(name='grafana-agent', namespace='') {
   local this = self,
 
   _images:: {
-    agent: 'grafana/agent:v0.37.0',
-    agentctl: 'grafana/agentctl:v0.37.0',
+    agent: 'grafana/agent:v0.37.1',
+    agentctl: 'grafana/agentctl:v0.37.1',
   },
   _config:: {
     name: name,
diff --git a/production/tanka/grafana-agent/v2/internal/syncer.libsonnet b/production/tanka/grafana-agent/v2/internal/syncer.libsonnet
index 6cf66902ecbc..633ae5d519fe 100644
--- a/production/tanka/grafana-agent/v2/internal/syncer.libsonnet
+++ b/production/tanka/grafana-agent/v2/internal/syncer.libsonnet
@@ -14,7 +14,7 @@ function(
 ) {
   local _config = {
     api: error 'api must be set',
-    image: 'grafana/agentctl:v0.37.0',
+    image: 'grafana/agentctl:v0.37.1',
     schedule: '*/5 * * * *',
     configs: [],
   } + config,