diff --git a/i2p/socket/sam/simple.py b/i2p/socket/sam/simple.py
index 798ffc6..2de218e 100644
--- a/i2p/socket/sam/simple.py
+++ b/i2p/socket/sam/simple.py
@@ -255,7 +255,7 @@ class Socket(object):
             i2cpOptions['i2p.streaming.profile'] = 2
             i2cpOptions['inbound.nickname'] = 'IRCBOT'
             i2cpOptions['crypto.lowTagThreshold'] = 14
-            i2cpOptions['i2cp.dontPublishLeaseSet'] = 'true'
+            i2cpOptions['i2cp.dontPublishLeaseSet'] = 'True'
             self.bind(None, nickname, **i2cpOptions)
         else:
             # use existing session