diff --git a/notebook_httpdbg/__init__.py b/notebook_httpdbg/__init__.py
index 478f6fc..97d8e5e 100644
--- a/notebook_httpdbg/__init__.py
+++ b/notebook_httpdbg/__init__.py
@@ -3,4 +3,4 @@
 
 __all__ = ["load_ipython_extension", "unload_ipython_extension"]
 
-VERSION = "0.2.0"
+VERSION = "0.2.1"
diff --git a/pyproject.toml b/pyproject.toml
index b44825f..60edda0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ classifiers = [
 ]
 dynamic = ["version"]
 dependencies = [
-  "httpdbg >= 0.24.2",
+  "httpdbg>=0.24.2,<0.28.0",
   "notebook"
 ]