diff --git a/src/helpers/channels/clone_channel.ts b/src/helpers/channels/clone_channel.ts
index 76ca0a7b0..e84e039e0 100644
--- a/src/helpers/channels/clone_channel.ts
+++ b/src/helpers/channels/clone_channel.ts
@@ -29,8 +29,8 @@ export async function cloneChannel(channelId: string, reason?: string) {
     ) => ({
       id: overwrite.id,
       type: overwrite.type,
-      allow: calculatePermissions(BigInt(overwrite.allow)),
-      deny: calculatePermissions(BigInt(overwrite.deny)),
+      allow: calculatePermissions(overwrite.allow),
+      deny: calculatePermissions(overwrite.deny),
     })),
   };
 
diff --git a/src/util/permissions.ts b/src/util/permissions.ts
index 1eb5b65a9..90e187562 100644
--- a/src/util/permissions.ts
+++ b/src/util/permissions.ts
@@ -268,13 +268,13 @@ export function requireBotChannelPermissions(
 }
 
 /** This function converts a bitwise string to permission strings */
-export function calculatePermissions(permissionBits: bigint) {
+export function calculatePermissions(permissionBits: string) {
   return Object.keys(DiscordBitwisePermissionFlags).filter((permission) => {
     // Since Object.keys() not only returns the permission names but also the bit values we need to return false if it is a Number
     if (Number(permission)) return false;
     // Check if permissionBits has this permission
     return (
-      permissionBits &
+      BigInt(permissionBits) &
       BigInt(DiscordBitwisePermissionFlags[permission as PermissionStrings])
     );
   }) as PermissionStrings[];