diff --git a/kubernetes/apps/default/outline/app/helmrelease.yaml b/kubernetes/apps/default/outline/app/helmrelease.yaml
index 0cb98e1a7..5c836c7d3 100644
--- a/kubernetes/apps/default/outline/app/helmrelease.yaml
+++ b/kubernetes/apps/default/outline/app/helmrelease.yaml
@@ -27,7 +27,7 @@ spec:
           app:
             image:
               repository: docker.io/outlinewiki/outline
-              tag: 0.86.1@sha256:57481d58bcca16493f10644b72a17c508baa7e039abf83208e182cc793525d75
+              tag: 0.87.3@sha256:78909357ebf4f6165e1ad2a41567abfb62537c30da5832deba72fb16c0995651
             envFrom:
               - secretRef:
                   name: outline-secret