diff --git a/argocd/apps/platform/loki.yml b/argocd/apps/platform/loki.yml
new file mode 100644
index 0000000..574ae61
--- /dev/null
+++ b/argocd/apps/platform/loki.yml
@@ -0,0 +1,69 @@
+---
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: loki
+  namespace: argocd
+  annotations:
+    argocd.argoproj.io/sync-wave: "20"
+spec:
+  project: coachlight-k3s-observability
+  source:
+    repoURL: https://grafana.github.io/helm-charts
+    chart: loki
+    targetRevision: "6.28.0"
+    helm:
+      valuesObject:
+        deploymentMode: SingleBinary
+
+        loki:
+          auth_enabled: false
+
+          commonConfig:
+            replication_factor: 1
+
+          limits_config:
+            retention_period: 168h
+
+          storage:
+            type: filesystem
+
+          schemaConfig:
+            configs:
+              - from: "2024-01-01"
+                store: tsdb
+                object_store: filesystem
+                schema: v13
+                index:
+                  prefix: loki_index_
+                  period: 24h
+
+        singleBinary:
+          replicas: 1
+
+          persistence:
+            enabled: true
+            storageClass: local-path-retain
+            size: 10Gi
+
+        gateway:
+          enabled: false
+
+        backend:
+          replicas: 0
+
+        read:
+          replicas: 0
+
+        write:
+          replicas: 0
+
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: observability-loki
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true