diff --git a/setup.py b/setup.py
index d099cad378..4bcd1f7ce7 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@
     ],
     extra_require={
         'coincurve': [
-            "coincurve>=4.5.1",
+            "coincurve>=5.0.1",
         ],
         'leveldb': [
             "leveldb>=0.194",