diff --git a/.changeset/smart-donkeys-rhyme.md b/.changeset/smart-donkeys-rhyme.md
new file mode 100644
index 00000000..248a0d7f
--- /dev/null
+++ b/.changeset/smart-donkeys-rhyme.md
@@ -0,0 +1,5 @@
+---
+"@soundxyz/sdk": patch
+---
+
+Fix bignumber import
diff --git a/packages/sdk/src/client/edition/mint.ts b/packages/sdk/src/client/edition/mint.ts
index 2c0081ad..675725e1 100644
--- a/packages/sdk/src/client/edition/mint.ts
+++ b/packages/sdk/src/client/edition/mint.ts
@@ -16,7 +16,7 @@ import { validateSoundEdition } from '../validation'
 import { getMerkleProof } from './merkle'
 import { isSchedulePaused } from './schedules'
 import { interfaceIds } from '@soundxyz/sound-protocol/interfaceIds'
-import { isBigNumberish } from '@ethersproject/bignumber/lib/bignumber'
+import { isBigNumberish } from '@ethersproject/bignumber/lib/bignumber.js'
 
 export async function numberOfTokensOwned(
   this: SoundClientInstance,