diff --git a/dev-requirements.txt b/dev-requirements.txt
index 49eec2b3e..ece129f97 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,7 +1,6 @@
 -rrequirements.txt
 
-pytest==8.4.2; python_version == '3.9'  # version 8.4.2 is the last one supporting Python 3.9
-pytest==9.0.2; python_version >= '3.10'
+pytest==8.4.2  # version 8.4.2 is the last one supporting Python 3.9
 flake8==7.3.0
 pytest-timeout==2.4.0
 pytest-aiohttp==1.1.0
diff --git a/gns3server/version.py b/gns3server/version.py
index c520f0086..b4b765e96 100644
--- a/gns3server/version.py
+++ b/gns3server/version.py
@@ -23,8 +23,8 @@
 # or negative for a release candidate or beta (after the base version
 # number has been incremented)
 
-__version__ = "2.2.57.dev2"
-__version_info__ = (2, 2, 57, 99)
+__version__ = "2.2.56.1"
+__version_info__ = (2, 2, 56, 0)
 
 if "dev" in __version__:
     try:
diff --git a/requirements.txt b/requirements.txt
index 4a55c7bfa..9c322ec53 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,10 @@
-jsonschema==4.25.1; python_version == '3.9'  # version 4.25.1 is the last to support Python 3.9
-jsonschema>=4.26.0,<4.27; python_version >= '3.10'
+jsonschema>=4.25.1,<4.26  # version 4.25.1 is the last to support Python 3.9
 aiohttp>=3.13.3,<3.14
 aiohttp-cors>=0.8.1,<0.9
 aiofiles>=25.1.0,<26.0
 Jinja2>=3.1.6,<3.2
-sentry-sdk>=2.52.0,<3  # optional dependency
-psutil>=7.2.2
+sentry-sdk>=2.50.0,<3  # optional dependency
+psutil>=7.2.1
 async-timeout>=5.0.1,<5.1  # this library has effectively been upstreamed into Python 3.11+
 distro>=1.9.0
 py-cpuinfo>=9.0.0,<10.0