diff --git a/dailalib/__init__.py b/dailalib/__init__.py
index c6a4fd6..6851577 100644
--- a/dailalib/__init__.py
+++ b/dailalib/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "2.2.7"
+__version__ = "2.2.8"
 
 from .api import AIAPI, OpenAIAPI
 from libbs.api import DecompilerInterface
diff --git a/setup.cfg b/setup.cfg
index 9cc8931..61de8d1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -15,7 +15,7 @@ long_description_content_type = text/markdown
 [options]
 install_requires =
     openai>=1.0.0
-    libbs>=0.19.0
+    libbs>=0.23.0
     tiktoken
     varbert>=2.0.10