diff --git a/docs/_releasenotes/2153.change.kube-prometheus-stack-updated-to-77.14.0 b/docs/_releasenotes/2153.change.kube-prometheus-stack-updated-to-77.14.0
new file mode 100644
index 0000000000000000000000000000000000000000..7f84385064bf770c6354e14cec50d83b259afcf2
--- /dev/null
+++ b/docs/_releasenotes/2153.change.kube-prometheus-stack-updated-to-77.14.0
@@ -0,0 +1 @@
+Updated default version of helm chart kube-prometheus-stack of https://github.com/prometheus-community/helm-charts from 77.12.0 to 77.14.0
diff --git a/docs/user/reference/options/yk8s.k8s-service-layer.prometheus.rst b/docs/user/reference/options/yk8s.k8s-service-layer.prometheus.rst
index 829e9e861e0172c3ff839302b3338ea52fa399f1..8fbeb52b719827a990273939a94aa336415ab6d2 100644
--- a/docs/user/reference/options/yk8s.k8s-service-layer.prometheus.rst
+++ b/docs/user/reference/options/yk8s.k8s-service-layer.prometheus.rst
@@ -1493,7 +1493,7 @@ If the version shall be unpinned, set to: ``null``.
 
 **Default:**::
 
-  "77.12.0"
+  "77.14.0"
 
 
 **Example:**::
diff --git a/nix/yk8s/k8s-supplements/monitoring.nix b/nix/yk8s/k8s-supplements/monitoring.nix
index 21ed5831519c5a166a5ba2cfff0c62c4ca79f5e9..ee83a2db7209268f776b583bc68de4a9da31c535 100644
--- a/nix/yk8s/k8s-supplements/monitoring.nix
+++ b/nix/yk8s/k8s-supplements/monitoring.nix
@@ -282,7 +282,7 @@ in {
     };
     prometheus_stack_version = mkHelmChartVersionOption {
       # renovate: datasource=helm depName=kube-prometheus-stack registryUrl=https://prometheus-community.github.io/helm-charts
-      default = "77.12.0";
+      default = "77.14.0";
     };
     prometheus_adapter_version = mkHelmChartVersionOption {
       # renovate: datasource=helm depName=prometheus-adapter registryUrl=https://prometheus-community.github.io/helm-charts