diff --git a/src/i18n/en/translation.json b/src/i18n/en/translation.json
index a95f69db..f9afbc6d 100644
--- a/src/i18n/en/translation.json
+++ b/src/i18n/en/translation.json
@@ -401,7 +401,8 @@
     "duplicate_suppression": "Suppression already exists",
     "invalid_old_password": "Old password is incorrect",
     "key_already_exists": "Key already exists",
-    "key_invalid_format": "Invalid key format"
+    "key_invalid_format": "Invalid key format",
+    "dhcp_range_cannot_contain_interface": "DHCP range overlaps with firewall interface"
   },
   "ne_text_input": {
     "show_password": "Show password",