diff --git a/scm-ui/src/permissions/components/PermissionCheckbox.js b/scm-ui/src/permissions/components/PermissionCheckbox.js
index 8e14bc0418..f4ddcae397 100644
--- a/scm-ui/src/permissions/components/PermissionCheckbox.js
+++ b/scm-ui/src/permissions/components/PermissionCheckbox.js
@@ -19,14 +19,29 @@ class PermissionCheckbox extends React.Component<Props> {
     return (
       <Checkbox
         name={permission}
-        label={t("permissions." + key + ".displayName")}
+        label={this.translateOrDefault(
+          "permissions." + key + ".displayName",
+          key
+        )}
         checked={checked}
         onChange={onChange}
         disabled={disabled}
-        helpText={t("permissions." + key + ".description")}
+        helpText={this.translateOrDefault(
+          "permissions." + key + ".description",
+          t("permissions.unknown")
+        )}
       />
     );
   }
+
+  translateOrDefault = (key: string, defaultText: string) => {
+    const translation = this.props.t(key);
+    if (translation === key) {
+      return defaultText;
+    } else {
+      return translation;
+    }
+  };
 }
 
 export default translate("plugins")(PermissionCheckbox);
diff --git a/scm-webapp/src/main/resources/locales/en/plugins.json b/scm-webapp/src/main/resources/locales/en/plugins.json
index 1c0b84b8d7..cfe69c03e3 100644
--- a/scm-webapp/src/main/resources/locales/en/plugins.json
+++ b/scm-webapp/src/main/resources/locales/en/plugins.json
@@ -35,6 +35,7 @@
         "displayName": "Administer groups",
         "description": "May administer all groups"
       }
-    }
+    },
+    "unknown": "Unknown permission"
   }
 }