diff --git a/backend/src/graphql/resolver/AdminResolver.ts b/backend/src/graphql/resolver/AdminResolver.ts
index 379412cdc..2009af3b0 100644
--- a/backend/src/graphql/resolver/AdminResolver.ts
+++ b/backend/src/graphql/resolver/AdminResolver.ts
@@ -333,8 +333,7 @@ export class AdminResolver {
       decay = calculateDecay(lastTransaction.balance, lastTransaction.balanceDate, receivedCallDate)
       newBalance = decay.balance
     }
-    // TODO pending creations decimal
-    newBalance = newBalance.add(new Decimal(Number(pendingCreation.amount)).toString())
+    newBalance = newBalance.add(pendingCreation.amount.toString())
 
     const transaction = new DbTransaction()
     transaction.typeId = TransactionTypeId.CREATION
@@ -516,7 +515,7 @@ function isCreationValid(creations: Decimal[], amount: Decimal, creationDate: Da
     throw new Error(`No Creation found!`)
   }
 
-  if (amount.greaterThan(creations[index])) {
+  if (amount.greaterThan(creations[index].toString())) {
     throw new Error(
       `The amount (${amount} GDD) to be created exceeds the available amount (${creations[index]} GDD) for this month.`,
     )
diff --git a/backend/src/seeds/graphql/mutations.ts b/backend/src/seeds/graphql/mutations.ts
index fc662cf19..601b1fbbf 100644
--- a/backend/src/seeds/graphql/mutations.ts
+++ b/backend/src/seeds/graphql/mutations.ts
@@ -86,7 +86,7 @@ export const createTransactionLink = gql`
 export const createPendingCreation = gql`
   mutation (
     $email: String!
-    $amount: Float!
+    $amount: Decimal!
     $memo: String!
     $creationDate: String!
     $moderator: Int!