diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82825a1..c45c620 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@ We use *breaking* word for marking changes that are not backward compatible (rel
 - [#279](https://github.com/thanos-io/kube-thanos/pull/279) Change `hashringConfigmapName` to `hashringConfigMapName` in Receive configuration.
 - [#284](https://github.com/thanos-io/kube-thanos/pull/284) Change Receive `PodDisruptionBudget` api version to `policy/v1`
 - [#293](https://github.com/thanos-io/kube-thanos/pull/293) Upgrade to Thanos v0.30.2
+- [#303](https://github.com/thanos-io/kube-thanos/pull/303) Compact: allow configuration of `tc.config.replicas`
 
 ### Added
 
diff --git a/jsonnet/kube-thanos/kube-thanos-compact-default-params.libsonnet b/jsonnet/kube-thanos/kube-thanos-compact-default-params.libsonnet
index 69b3643..741de83 100644
--- a/jsonnet/kube-thanos/kube-thanos-compact-default-params.libsonnet
+++ b/jsonnet/kube-thanos/kube-thanos-compact-default-params.libsonnet
@@ -8,6 +8,7 @@
   version: error 'must provide version',
   image: error 'must provide image',
   imagePullPolicy: 'IfNotPresent',
+  replicas: 1,
   objectStorageConfig: error 'must provide objectStorageConfig',
   resources: {},
   logLevel: 'info',
diff --git a/jsonnet/kube-thanos/kube-thanos-compact.libsonnet b/jsonnet/kube-thanos/kube-thanos-compact.libsonnet
index 5ff37d5..5141a24 100644
--- a/jsonnet/kube-thanos/kube-thanos-compact.libsonnet
+++ b/jsonnet/kube-thanos/kube-thanos-compact.libsonnet
@@ -138,7 +138,7 @@ function(params) {
         labels: tc.config.commonLabels,
       },
       spec: {
-        replicas: 1,
+        replicas: tc.config.replicas,
         selector: { matchLabels: tc.config.podLabelSelector },
         serviceName: tc.service.metadata.name,
         template: {