diff --git a/poetry.lock b/poetry.lock
index e6aee725..abc4757b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1087,7 +1087,7 @@ trio = ["async_generator", "trio"]
 name = "jinja2"
 version = "3.1.5"
 description = "A very fast and expressive template engine."
-optional = false
+optional = true
 python-versions = ">=3.7"
 files = [
     {file = "jinja2-3.1.5-py3-none-any.whl", hash = "sha256:aba0f4dc9ed8013c424088f68a5c226f7d6097ed89b246d7749c2ec4175c6adb"},
@@ -1411,7 +1411,7 @@ testing = ["coverage", "pytest", "pytest-cov", "pytest-regressions"]
 name = "markupsafe"
 version = "2.1.5"
 description = "Safely add untrusted strings to HTML/XML markup."
-optional = false
+optional = true
 python-versions = ">=3.7"
 files = [
     {file = "MarkupSafe-2.1.5-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:a17a92de5231666cfbe003f0e4b9b3a7ae3afb1ec2845aadc2bacc93ff85febc"},
@@ -1634,13 +1634,13 @@ pytest = ">=6.1.0"
 
 [[package]]
 name = "nbsphinx"
-version = "0.9.5"
+version = "0.9.6"
 description = "Jupyter Notebook Tools for Sphinx"
 optional = true
 python-versions = ">=3.6"
 files = [
-    {file = "nbsphinx-0.9.5-py3-none-any.whl", hash = "sha256:d82f71084425db1f48e72515f15c25b4de8652ceaab513ee462ac05f1b8eae0a"},
-    {file = "nbsphinx-0.9.5.tar.gz", hash = "sha256:736916e7b0dab28fc904f4a9ae3b53a9a50c29fccc6329c052fcc7485abcf2b7"},
+    {file = "nbsphinx-0.9.6-py3-none-any.whl", hash = "sha256:336b0b557945a7678ec7449b16449f854bc852a435bb53b8a72e6b5dc740d992"},
+    {file = "nbsphinx-0.9.6.tar.gz", hash = "sha256:c2b28a2d702f1159a95b843831798e86e60a17fc647b9bff9ba1585355de54e3"},
 ]
 
 [package.dependencies]