diff --git a/apps/matrix/matrix.yaml b/apps/matrix/matrix.yaml
index 8adba06..6669a35 100644
--- a/apps/matrix/matrix.yaml
+++ b/apps/matrix/matrix.yaml
@@ -137,6 +137,7 @@ spec:
         name: matrix-postgres-data
       spec:
         accessModes: [ReadWriteOnce]
+        volumeMode: Filesystem
         resources:
           requests:
             storage: 5Gi
diff --git a/apps/zabbix/zabbix.yaml b/apps/zabbix/zabbix.yaml
index 2503d7a..4bb6853 100644
--- a/apps/zabbix/zabbix.yaml
+++ b/apps/zabbix/zabbix.yaml
@@ -99,6 +99,7 @@ spec:
         name: zabbix-postgres-data
       spec:
         accessModes: [ReadWriteOnce]
+        volumeMode: Filesystem
         resources:
           requests:
             storage: 10Gi