diff --git a/argocd/applications/prometheus-operator.yaml b/argocd/applications/prometheus-operator.yaml
index 22bf4f7..4792437 100644
--- a/argocd/applications/prometheus-operator.yaml
+++ b/argocd/applications/prometheus-operator.yaml
@@ -9,7 +9,7 @@ spec:
   project: k-space.ee
   source:
     repoURL: https://github.com/prometheus-operator/prometheus-operator.git
-    targetRevision: v0.77.2
+    targetRevision: v0.78.2
     path: .
     kustomize:
       namespace: prometheus-operator