diff --git a/CHANGELOG.md b/CHANGELOG.md
index b3a148f1..a4afab73 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,23 @@
 
 All notable changes to this project are documented in this file.
 
+## 1.5.1
+
+**Release date:** 2025-02-25
+
+This patch release fixes a bug introduced in v1.5.0
+that was causing spurious logging for deprecated API versions
+and sometimes failures on health checks.
+
+In addition, all error logs resulting from SOPS decryption
+failures have been sanitised.
+
+Fixes:
+- Fix secret value showing up in logs
+  [#1372](https://github.com/fluxcd/kustomize-controller/pull/1372)
+- Use lazy restmapper vendored from controller-runtime v0.19
+  [#1377](https://github.com/fluxcd/kustomize-controller/pull/1377)
+
 ## 1.5.0
 
 **Release date:** 2025-02-18
diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml
index c7382c20..11a6f0de 100644
--- a/config/manager/kustomization.yaml
+++ b/config/manager/kustomization.yaml
@@ -5,4 +5,4 @@ resources:
 images:
   - name: fluxcd/kustomize-controller
     newName: fluxcd/kustomize-controller
-    newTag: v1.5.0
+    newTag: v1.5.1
diff --git a/go.mod b/go.mod
index a115c781..3748ba47 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,7 @@ require (
 	github.com/cyphar/filepath-securejoin v0.4.1
 	github.com/dimchansky/utfbom v1.1.1
 	github.com/fluxcd/cli-utils v0.36.0-flux.12
-	github.com/fluxcd/kustomize-controller/api v1.5.0
+	github.com/fluxcd/kustomize-controller/api v1.5.1
 	github.com/fluxcd/pkg/apis/acl v0.6.0
 	github.com/fluxcd/pkg/apis/event v0.16.0
 	github.com/fluxcd/pkg/apis/kustomize v1.9.0