diff --git a/maigret/resources/data.json b/maigret/resources/data.json
index 950b251..7643c2d 100644
--- a/maigret/resources/data.json
+++ b/maigret/resources/data.json
@@ -13118,6 +13118,7 @@
             "tags": [
                 "gaming"
             ],
+            "regexCheck": "^[a-zA-Z]+$",
             "checkType": "message",
             "absenceStrs": [
                 "Sorry, but we either:"
@@ -31241,6 +31242,7 @@
             "presenseStrs": [
                 "entity-name"
             ],
+            "regexCheck": "^[a-zA-Z]+$",
             "url": "https://www.realmeye.com/graveyard-of-player/{username}",
             "urlMain": "https://www.realmeye.com",
             "usernameClaimed": "Eatil",