diff --git a/src/database.rs b/src/database.rs
index c646abe..d1dc96a 100644
--- a/src/database.rs
+++ b/src/database.rs
@@ -60,7 +60,7 @@ CREATE TABLE IF NOT EXISTS datasets (
 
 CREATE TABLE IF NOT EXISTS players (
     id INTEGER PRIMARY KEY,
-    discrim TEXT NOT NULL,
+    discrim TEXT UNIQUE NOT NULL,
     name TEXT NOT NULL,
     prefix TEXT
 ) STRICT;