diff --git a/public/locales/cs/common.json b/public/locales/cs/common.json
index 1f469744..3db15f32 100644
--- a/public/locales/cs/common.json
+++ b/public/locales/cs/common.json
@@ -174,7 +174,8 @@
     "pihole": {
         "queries": "Dotazy",
         "blocked": "Blokováno",
-        "gravity": "Gravity"
+        "gravity": "Gravity",
+        "blocked_percent": "Blocked %"
     },
     "adguard": {
         "queries": "Dotazy",