diff --git a/requirements.txt b/requirements.txt
index c79e896..969821f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -53,3 +53,6 @@ typing_extensions==4.8.0
 tzdata==2023.3
 urllib3==2.1.0
 wcwidth==0.2.10
+--use-pep517
+secp256k1
+cashu