diff --git a/group_vars/all.sample b/group_vars/all.sample
index 3fb36ea40..5ef576781 100644
--- a/group_vars/all.sample
+++ b/group_vars/all.sample
@@ -215,7 +215,7 @@ dummy:
 #journal_size: 0
 #pool_default_pg_num: 128
 #pool_default_pgp_num: 128
-#pool_default_size: 2
+#pool_default_size: 3
 #pool_default_min_size: 1
 #public_network: 0.0.0.0/0
 #cluster_network: "{{ public_network }}"
diff --git a/roles/ceph-common/defaults/main.yml b/roles/ceph-common/defaults/main.yml
index c951a7386..fef28e0d0 100644
--- a/roles/ceph-common/defaults/main.yml
+++ b/roles/ceph-common/defaults/main.yml
@@ -207,7 +207,7 @@ mon_pg_warn_max_object_skew: 10 # set to 20 or higher to disable complaints abou
 journal_size: 0
 pool_default_pg_num: 128
 pool_default_pgp_num: 128
-pool_default_size: 2
+pool_default_size: 3
 pool_default_min_size: 1
 public_network: 0.0.0.0/0
 cluster_network: "{{ public_network }}"