diff --git a/src/main/java/app/services/db/DiscordAuthService.java b/src/main/java/app/services/db/DiscordAuthService.java
index 2ed8ef0..90d3ecf 100644
--- a/src/main/java/app/services/db/DiscordAuthService.java
+++ b/src/main/java/app/services/db/DiscordAuthService.java
@@ -24,7 +24,7 @@ public class DiscordAuthService {
 
     public SteamID getSteamIDofDiscordID(String discord_id) {
         return jdbcTemplate.query("SELECT steam_id FROM steam2discord WHERE discord_id = ? AND active = 1 LIMIT 1",
-                new Object[]{ discord_id },
+                new Object[]{ Long.parseLong(discord_id) },
                 (rs, n) -> SteamIDConverter.getSteamID(rs.getString("steam_id")))
                 .stream().findFirst().orElse(null);
     }
@@ -32,13 +32,13 @@ public class DiscordAuthService {
     public String getDiscordIDofSteamID(SteamID steamID) {
         return jdbcTemplate.query("SELECT discord_id FROM steam2discord WHERE steam_id = ? AND active = 1 LIMIT 1",
                 new Object[]{ steamID.steam2 },
-                (rs, n) -> rs.getString("discord_id"))
-                .stream().findFirst().orElse(null);
+                (rs, n) -> rs.getLong("discord_id"))
+                .stream().map(Object::toString).findFirst().orElse(null);
     }
 
     public boolean setSteamIDofDiscordID(SteamID steamID, String discord_id) {
         return jdbcTemplate.update("INSERT INTO steam2discord (steam_id, discord_id, timestamp, active) VALUES (?, ?, current_timestamp, 1)",
-                steamID.steam2, discord_id) > 0;
+                steamID.steam2, Long.parseLong(discord_id)) > 0;
     }
 
     public boolean removeSteamIDofDiscordID(SteamID steamID) {
@@ -49,7 +49,7 @@ public class DiscordAuthService {
     public List<String> getAccountsNotInList(List<String> discord_accounts) {
         String inSql = String.join(",", Collections.nCopies(discord_accounts.size(), "?"));
         return jdbcTemplate.query("SELECT discord_id FROM steam2discord WHERE active = 1 AND discord_id in (" + inSql + ")",
-                discord_accounts.toArray(),
+                discord_accounts.stream().mapToLong(Long::parseLong).mapToObj(x -> (Object) x).toArray(),
                 (rs, n) -> rs.getString("discord_id"));
     }