diff --git a/kubernetes/templates/volsync/minio.yaml b/kubernetes/templates/volsync/minio.yaml
index 5af4c633..4a0cdadc 100644
--- a/kubernetes/templates/volsync/minio.yaml
+++ b/kubernetes/templates/volsync/minio.yaml
@@ -65,7 +65,7 @@ spec:
     volumeSnapshotClassName: "${VOLSYNC_SNAPSHOTCLASS:-csi-ceph-blockpool}"
     cacheStorageClassName: "${VOLSYNC_CACHE_SNAPSHOTCLASS:-openebs-hostpath}"
     cacheAccessModes: ["${VOLSYNC_CACHE_ACCESSMODES:-ReadWriteOnce}"]
-    cacheCapacity: "${VOLSYNC_CACHE_CAPACITY:-4Gi}"
+    cacheCapacity: "${VOLSYNC_CACHE_CAPACITY:-8Gi}"
     storageClassName: "${VOLSYNC_STORAGECLASS:-ceph-block}"
     accessModes: ["${VOLSYNC_ACCESSMODES:-ReadWriteOnce}"]
     capacity: "${VOLSYNC_CAPACITY}"
diff --git a/kubernetes/templates/volsync/r2.yaml b/kubernetes/templates/volsync/r2.yaml
index 12db6fef..f4ac239a 100644
--- a/kubernetes/templates/volsync/r2.yaml
+++ b/kubernetes/templates/volsync/r2.yaml
@@ -37,7 +37,7 @@ spec:
     pruneIntervalDays: 7
     repository: "${APP}-volsync-r2-secret"
     volumeSnapshotClassName: "${VOLSYNC_SNAPSHOTCLASS:-csi-ceph-blockpool}"
-    cacheCapacity: "${VOLSYNC_CACHE_CAPACITY:-4Gi}"
+    cacheCapacity: "${VOLSYNC_CACHE_CAPACITY:-8Gi}"
     cacheStorageClassName: "${VOLSYNC_CACHE_SNAPSHOTCLASS:-openebs-hostpath}"
     cacheAccessModes: ["${VOLSYNC_CACHE_ACCESSMODES:-ReadWriteOnce}"]
     storageClassName: "${VOLSYNC_STORAGECLASS:-ceph-block}"