diff --git a/python/requirements.txt b/python/requirements.txt
index c6a9c57..08d69aa 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,3 +1,3 @@
 confini>=0.5.7,<0.7.0
 chainlib-eth>=0.0.27,<=0.1.0
-potaahto==0.1.0
+potaahto~=0.1.0