diff --git a/example/backend/poetry.lock b/example/backend/poetry.lock
index bde75e6..ae066c2 100644
--- a/example/backend/poetry.lock
+++ b/example/backend/poetry.lock
@@ -874,30 +874,30 @@ files = [
 
 [[package]]
 name = "h2"
-version = "4.1.0"
-description = "HTTP/2 State-Machine based protocol implementation"
+version = "4.3.0"
+description = "Pure-Python HTTP/2 protocol implementation"
 optional = false
-python-versions = ">=3.6.1"
+python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "h2-4.1.0-py3-none-any.whl", hash = "sha256:03a46bcf682256c95b5fd9e9a99c1323584c3eec6440d379b9903d709476bc6d"},
-    {file = "h2-4.1.0.tar.gz", hash = "sha256:a83aca08fbe7aacb79fec788c9c0bac936343560ed9ec18b82a13a12c28d2abb"},
+    {file = "h2-4.3.0-py3-none-any.whl", hash = "sha256:c438f029a25f7945c69e0ccf0fb951dc3f73a5f6412981daee861431b70e2bdd"},
+    {file = "h2-4.3.0.tar.gz", hash = "sha256:6c59efe4323fa18b47a632221a1888bd7fde6249819beda254aeca909f221bf1"},
 ]
 
 [package.dependencies]
-hpack = ">=4.0,<5"
-hyperframe = ">=6.0,<7"
+hpack = ">=4.1,<5"
+hyperframe = ">=6.1,<7"
 
 [[package]]
 name = "hpack"
-version = "4.0.0"
-description = "Pure-Python HPACK header compression"
+version = "4.1.0"
+description = "Pure-Python HPACK header encoding"
 optional = false
-python-versions = ">=3.6.1"
+python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "hpack-4.0.0-py3-none-any.whl", hash = "sha256:84a076fad3dc9a9f8063ccb8041ef100867b1878b25ef0ee63847a5d53818a6c"},
-    {file = "hpack-4.0.0.tar.gz", hash = "sha256:fc41de0c63e687ebffde81187a948221294896f6bdc0ae2312708df339430095"},
+    {file = "hpack-4.1.0-py3-none-any.whl", hash = "sha256:157ac792668d995c657d93111f46b4535ed114f0c9c8d672271bbec7eae1b496"},
+    {file = "hpack-4.1.0.tar.gz", hash = "sha256:ec5eca154f7056aa06f196a557655c5b009b382873ac8d1e66e79e87535f1dca"},
 ]
 
 [[package]]
@@ -951,14 +951,14 @@ zstd = ["zstandard (>=0.18.0)"]
 
 [[package]]
 name = "hyperframe"
-version = "6.0.1"
-description = "HTTP/2 framing layer for Python"
+version = "6.1.0"
+description = "Pure-Python HTTP/2 framing"
 optional = false
-python-versions = ">=3.6.1"
+python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "hyperframe-6.0.1-py3-none-any.whl", hash = "sha256:0ec6bafd80d8ad2195c4f03aacba3a8265e57bc4cff261e802bf39970ed02a15"},
-    {file = "hyperframe-6.0.1.tar.gz", hash = "sha256:ae510046231dc8e9ecb1a6586f63d2347bf4c8905914aa84ba585ae85f28a914"},
+    {file = "hyperframe-6.1.0-py3-none-any.whl", hash = "sha256:b03380493a519fce58ea5af42e4a42317bf9bd425596f7a0835ffce80f1a42e5"},
+    {file = "hyperframe-6.1.0.tar.gz", hash = "sha256:f630908a00854a7adeabd6382b43923a4c4cd4b821fcb527e6ab9e15382a3b08"},
 ]
 
 [[package]]