diff --git a/assembly/dice.ts b/assembly/dice.ts
index 9dcdc98..7c0a72c 100644
--- a/assembly/dice.ts
+++ b/assembly/dice.ts
@@ -12,14 +12,10 @@ const DICE_LINE_COUNT: u8 = 6;
 export class GameManager {
 
     registeredPlayers: u64 = 0;
-    playerIds: u64[] = [];
+    playerIds: u64[] = new Array(PLAYERS_MAX_COUNT);
     playerBalance: Map<u64, u64> = new Map<u64, u64>();
     encoder: JSONEncoder = new JSONEncoder();
 
-    constructor() {
-        NativeMath.seedRandom(SEED);
-    }
-
     join(): string {
         // delete the oldest player, if maximum players reach
         if (this.playerIds.length >= PLAYERS_MAX_COUNT) {
@@ -28,6 +24,7 @@ export class GameManager {
         }
 
         this.playerIds.push(this.registeredPlayers);
+
         this.playerBalance.set(this.registeredPlayers, INIT_ACCOUNT_BALANCE);
 
         let response = new JoinResponse(this.registeredPlayers);
@@ -56,7 +53,7 @@ export class GameManager {
             return error.serialize();
         }
 
-        let outcome = ((NativeMath.random() * 10000000) % DICE_LINE_COUNT + 1) as u8;
+        let outcome = ((Math.random() * 10000000) % DICE_LINE_COUNT + 1) as u8;
 
         let newBalance: u64 = 0;
 
diff --git a/assembly/game_handler.ts b/assembly/game_handler.ts
index 1a39c97..92afa0f 100644
--- a/assembly/game_handler.ts
+++ b/assembly/game_handler.ts
@@ -23,6 +23,6 @@ export function handler(requestBytes: Uint8Array): string {
         return error.serialize();
     }
 
-    let response = new ErrorResponse("Unereachable.");
+    let response = new ErrorResponse("Unreachable.");
     return response.serialize();
 }
diff --git a/assembly/index.ts b/assembly/index.ts
index bf2dea7..f4506bf 100644
--- a/assembly/index.ts
+++ b/assembly/index.ts
@@ -1,4 +1,4 @@
-// import "allocator/tlsf";
+import "allocator/tlsf";
 //import "allocator/buddy";
 //import "allocator/arena";