diff --git a/setup.py b/setup.py
index fbb725448a..fd7645fd8b 100644
--- a/setup.py
+++ b/setup.py
@@ -3,8 +3,8 @@ from setuptools import setup
 
 dependencies = [
     "aiter==0.13.20191203",  # Used for async generator tools
-    "blspy==0.2c1",  # Signature library
-    "chiavdf==0.12.21",  # timelord and vdf verification
+    "blspy==0.1.30",  # Signature library
+    "chiavdf==0.12.22",  # timelord and vdf verification
     "chiabip158==0.15",  # bip158-style wallet filters
     "chiapos==0.12.23",  # proof of space
     "clvm==0.4",  # contract language