diff --git a/Sources/src/main/kotlin/allin/Application.kt b/Sources/src/main/kotlin/allin/Application.kt
index e45ff32..e745555 100644
--- a/Sources/src/main/kotlin/allin/Application.kt
+++ b/Sources/src/main/kotlin/allin/Application.kt
@@ -1,5 +1,7 @@
 package allin
 
+import allin.entities.UserEntity
+import allin.entities.UsersEntity
 import allin.routing.BasicRouting
 import allin.routing.BetRouter
 import allin.routing.ParticipationRouter
@@ -19,22 +21,14 @@ import org.ktorm.database.Database
 val db_database=System.getenv().get("POSTGRES_DB")
 val db_user=System.getenv().get("POSTGRES_USER")
 val db_password=System.getenv().get("POSTGRES_PASSWORD")
-var database : Database = instanceBD()
+val database = Database.connect("jdbc:postgresql://$db_database", user = db_user, password = db_password)
+
 fun main() {
     embeddedServer(Netty, port = 8080, host = "0.0.0.0") {
         extracted()
     }.start(wait = true)
 }
 
-fun instanceBD(): Database{
-    try{
-        database = Database.connect("jdbc:postgresql://$db_database", user = db_user, password = db_password)
-    }catch (e:Exception){
-        //println("jdbc:postgresql://$db_database$db_user$db_password")
-    }
-    return database
-}
-
 private fun Application.extracted() {
     val config = HoconApplicationConfig(ConfigFactory.load())
     val tokenManager = TokenManager.getInstance(config)
@@ -56,4 +50,5 @@ private fun Application.extracted() {
     UserRouter()
     BetRouter()
     ParticipationRouter()
+    UsersEntity.createUserTable()
 }
diff --git a/Sources/src/main/kotlin/allin/entities/UserEntity.kt b/Sources/src/main/kotlin/allin/entities/UserEntity.kt
index 0a54305..765c0a3 100644
--- a/Sources/src/main/kotlin/allin/entities/UserEntity.kt
+++ b/Sources/src/main/kotlin/allin/entities/UserEntity.kt
@@ -3,8 +3,10 @@ package allin.entities
 import allin.database
 import allin.dto.UserDTO
 import allin.model.User
+import allin.utils.Execute
 import org.ktorm.dsl.*
 import org.ktorm.entity.*
+import org.ktorm.expression.SqlExpression
 import org.ktorm.schema.Table
 import org.ktorm.schema.double
 import org.ktorm.schema.int
@@ -20,7 +22,7 @@ object UsersEntity : Table<UserEntity>("utilisateur") {
     val id = int("id").primaryKey()
     val username = varchar("username")
     val password = varchar("password")
-    val nbCoins = double("nbCoins")
+    val nbCoins = double("coins")
     val email = varchar("email")
 
     fun getUserToUserDTO(): MutableList<UserDTO> {
@@ -34,6 +36,12 @@ object UsersEntity : Table<UserEntity>("utilisateur") {
         }.toMutableList()
     }
 
+    fun createUserTable(){
+        val request="CREATE TABLE IF not exists utilisateur ( id SERIAL PRIMARY KEY, username VARCHAR(255), password VARCHAR(255),coins double precision,email VARCHAR(255))"
+        database.Execute(request)
+    }
+
+
     fun getUserByUsernameAndPassword(login: String): Pair<UserDTO?, String?> {
         return database.from(UsersEntity)
             .select()
diff --git a/Sources/src/main/kotlin/allin/utils/DatabaseUtil.kt b/Sources/src/main/kotlin/allin/utils/DatabaseUtil.kt
new file mode 100644
index 0000000..5130ce3
--- /dev/null
+++ b/Sources/src/main/kotlin/allin/utils/DatabaseUtil.kt
@@ -0,0 +1,12 @@
+package allin.utils
+
+import allin.database
+import org.ktorm.database.Database
+
+fun Database.Execute(request: String){
+    database.useTransaction {
+        val connection = it.connection
+        connection.prepareStatement(request).execute()
+        connection.commit()
+    }
+}
\ No newline at end of file