diff --git a/public/locales/sk/common.json b/public/locales/sk/common.json
index 371dc929..c227014b 100644
--- a/public/locales/sk/common.json
+++ b/public/locales/sk/common.json
@@ -604,7 +604,9 @@
         "cpuUsage": "CPU Usage",
         "memUsage": "MEM Usage",
         "systemTempC": "System Temp",
-        "poolUsage": "Pool Usage"
+        "poolUsage": "Pool Usage",
+        "volumeUsage": "Volume Usage",
+        "invalid": "Invalid"
     },
     "pfsense": {
         "load": "Load Avg",