diff --git a/poetry.lock b/poetry.lock
index 3c723d1b..4d0b9501 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1495,14 +1495,14 @@ files = [
 
 [[package]]
 name = "ipykernel"
-version = "6.21.3"
+version = "6.22.0"
 description = "IPython Kernel for Jupyter"
 category = "main"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "ipykernel-6.21.3-py3-none-any.whl", hash = "sha256:24ebd9715e317c185e37156ab3a87382410185230dde7aeffce389d6c7d4428a"},
-    {file = "ipykernel-6.21.3.tar.gz", hash = "sha256:c8ff581905d70e7299bc1473a2f7c113bec1744fb3746d58e5b4b93bd8ee7001"},
+    {file = "ipykernel-6.22.0-py3-none-any.whl", hash = "sha256:1ae6047c1277508933078163721bbb479c3e7292778a04b4bacf0874550977d6"},
+    {file = "ipykernel-6.22.0.tar.gz", hash = "sha256:302558b81f1bc22dc259fb2a0c5c7cf2f4c0bdb21b50484348f7bafe7fb71421"},
 ]
 
 [package.dependencies]
@@ -5412,4 +5412,4 @@ testing = ["big-O", "flake8 (<5)", "jaraco.functools", "jaraco.itertools", "more
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8,<3.11"
-content-hash = "f93afe542963751c007963960fdda77db21bedca2c49ee5c7ff22054f679f186"
+content-hash = "9c4955f3aa5b35d0fa7d943e799e77fb9aaa28613fc4a0450bf3413b90019b85"
diff --git a/pyproject.toml b/pyproject.toml
index e8a32d80..6c93b408 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ classifiers = [
 [tool.poetry.dependencies]
 python = ">=3.8,<3.11"
 GPy = {git = "https://github.com/SheffieldML/GPy.git", rev = "f63ed48"}
-ipywidgets = "^8.0.4"
+ipywidgets = ">=8.0.0,<8.0.5"
 matplotlib = "^3.7.1"
 numpy = ">=1.23.3,<1.24.0"
 pandas = "^1.5.3"
@@ -51,6 +51,7 @@ tables = "^3.8.0"
 xgboost = "^1.7.2"
 scipy = "^1.10.1"
 joblib = "^1.2.0"
+ipykernel = "^6.22.0"
 
 [tool.poetry.dev-dependencies]
 bandit = "^1.7.4"