diff --git a/example/backend/poetry.lock b/example/backend/poetry.lock
index 1f2fe9d..a47f295 100644
--- a/example/backend/poetry.lock
+++ b/example/backend/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.4.1 and should not be changed by hand.
 
 [[package]]
 name = "aidbox-python-sdk"
@@ -874,30 +874,30 @@ files = [
 
 [[package]]
 name = "h2"
-version = "4.3.0"
+version = "4.4.1"
 description = "Pure-Python HTTP/2 protocol implementation"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "h2-4.3.0-py3-none-any.whl", hash = "sha256:c438f029a25f7945c69e0ccf0fb951dc3f73a5f6412981daee861431b70e2bdd"},
-    {file = "h2-4.3.0.tar.gz", hash = "sha256:6c59efe4323fa18b47a632221a1888bd7fde6249819beda254aeca909f221bf1"},
+    {file = "h2-4.4.1-py3-none-any.whl", hash = "sha256:0e25f1462b23c9cb82d9eb02e28bc706dac2a68cb457c6a0d74d63c8a2a5d0e6"},
+    {file = "h2-4.4.1.tar.gz", hash = "sha256:4e866ffb1a869ae14dd9b5e6beb5c24a13da0495ad72b65925ded182521c1516"},
 ]
 
 [package.dependencies]
-hpack = ">=4.1,<5"
+hpack = ">=4.2,<5"
 hyperframe = ">=6.1,<7"
 
 [[package]]
 name = "hpack"
-version = "4.1.0"
+version = "4.2.0"
 description = "Pure-Python HPACK header encoding"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "hpack-4.1.0-py3-none-any.whl", hash = "sha256:157ac792668d995c657d93111f46b4535ed114f0c9c8d672271bbec7eae1b496"},
-    {file = "hpack-4.1.0.tar.gz", hash = "sha256:ec5eca154f7056aa06f196a557655c5b009b382873ac8d1e66e79e87535f1dca"},
+    {file = "hpack-4.2.0-py3-none-any.whl", hash = "sha256:858ac0b02280fa582b5080d68db0899c62a80375e0e5413a74970c5e518b6986"},
+    {file = "hpack-4.2.0.tar.gz", hash = "sha256:0895cfa3b5531fc65fe439c05eb65144f123bf7a394fcaa56aa423548d8e45c0"},
 ]
 
 [[package]]
@@ -1022,7 +1022,7 @@ files = [
 
 [package.dependencies]
 attrs = ">=22.2.0"
-jsonschema-specifications = ">=2023.03.6"
+jsonschema-specifications = ">=2023.3.6"
 referencing = ">=0.28.4"
 rpds-py = ">=0.7.1"
 
@@ -1626,8 +1626,8 @@ files = [
 annotated-types = ">=0.6.0"
 pydantic-core = "2.23.4"
 typing-extensions = [
-    {version = ">=4.12.2", markers = "python_version >= \"3.13\""},
     {version = ">=4.6.1", markers = "python_version < \"3.13\""},
+    {version = ">=4.12.2", markers = "python_version >= \"3.13\""},
 ]
 
 [package.extras]