diff --git a/mods/ctf/ctf_stats/chat.lua b/mods/ctf/ctf_stats/chat.lua
index e174a56..259276c 100644
--- a/mods/ctf/ctf_stats/chat.lua
+++ b/mods/ctf/ctf_stats/chat.lua
@@ -183,6 +183,9 @@ minetest.register_chatcommand("transfer_rankings", {
 		if not ctf_stats.players[dest] then
 			return false, "Player '" .. dest .. "' does not exist."
 		end
+		if src == dest then
+			return false, "Source name and destination name cannot be the same!"
+		end
 
 		ctf_stats.players[dest] = ctf_stats.players[src]
 		ctf_stats.players[src] = nil