diff --git a/requirements.txt b/requirements.txt
index e352a19..a20a9ca 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 base58==2.1.1
 cryptography<=41.0.7
 logfunc>=2.6.0,<3
-pyshared<2,>1.6
+pyshared<2,>1.5