diff --git a/pkgs/development/python-modules/chiavdf/default.nix b/pkgs/development/python-modules/chiavdf/default.nix
index 1525c5ac905..a4bd20f9cd6 100644
--- a/pkgs/development/python-modules/chiavdf/default.nix
+++ b/pkgs/development/python-modules/chiavdf/default.nix
@@ -14,12 +14,12 @@
 
 buildPythonPackage rec {
   pname = "chiavdf";
-  version = "1.0.5";
+  version = "1.0.6";
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-2pC6sFRwgAwIEanZXe99848XMxK/lyLGxiA+UA+q3H0=";
+    hash = "sha256-Ri7j/T0nnZFml4kC0qIQkyYRJBPZMhTYxolW/A25030=";
   };
 
   patches = [