diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 5e4d4de..5805731 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,6 +1,6 @@
 [bumpversion]
 commit = True
 tag = True
-current_version = 1.15.5
+current_version = 1.15.6
 
 [bumpversion:file:setup.py]
diff --git a/setup.py b/setup.py
index d54c585..99ae2c1 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@ class PyTest(TestCommand):
 
 setup(
     name='amodem',
-    version='1.15.5',
+    version='1.15.6',
     description='Audio Modem Communication Library',
     author='Roman Zeyde',
     author_email='dev@romanzey.de',