diff --git a/poetry.lock b/poetry.lock
index 1b43ad8b9ec..75f49030e7c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -20,7 +20,7 @@ name = "build"
 version = "1.2.1"
 description = "A simple, correct Python build frontend"
 optional = false
-python-versions = ">= 3.8"
+python-versions = ">=3.8"
 files = [
     {file = "build-1.2.1-py3-none-any.whl", hash = "sha256:75e10f767a433d9a86e50d83f418e83efc18ede923ee5ff7df93b6cb0306c5d4"},
     {file = "build-1.2.1.tar.gz", hash = "sha256:526263f4870c26f26c433545579475377b2b7588b6f1eac76a001e873ae3e19d"},
@@ -814,6 +814,7 @@ files = [
     {file = "msgpack-1.0.8-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:5fbb160554e319f7b22ecf530a80a3ff496d38e8e07ae763b9e82fadfe96f273"},
     {file = "msgpack-1.0.8-cp39-cp39-win32.whl", hash = "sha256:f9af38a89b6a5c04b7d18c492c8ccf2aee7048aff1ce8437c4683bb5a1df893d"},
     {file = "msgpack-1.0.8-cp39-cp39-win_amd64.whl", hash = "sha256:ed59dd52075f8fc91da6053b12e8c89e37aa043f8986efd89e61fae69dc1b011"},
+    {file = "msgpack-1.0.8-py3-none-any.whl", hash = "sha256:24f727df1e20b9876fa6e95f840a2a2651e34c0ad147676356f4bf5fbb0206ca"},
     {file = "msgpack-1.0.8.tar.gz", hash = "sha256:95c02b0e27e706e48d0e5426d1710ca78e0f0628d6e89d5b5a5b91a5f12274f3"},
 ]
 
@@ -880,7 +881,7 @@ name = "nodeenv"
 version = "1.9.1"
 description = "Node.js virtual environment builder"
 optional = false
-python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,>=2.7"
 files = [
     {file = "nodeenv-1.9.1-py2.py3-none-any.whl", hash = "sha256:ba11c9782d29c27c70ffbdda2d7415098754709be8a7056d79a737cd901155c9"},
     {file = "nodeenv-1.9.1.tar.gz", hash = "sha256:6ec12890a2dab7946721edbfbcd91f3319c6ccc9aec47be7c7e6b7011ee6645f"},
@@ -972,21 +973,25 @@ testing = ["pytest", "pytest-benchmark"]
 
 [[package]]
 name = "poetry-core"
-version = "1.9.0"
+version = "2.0.0.dev0"
 description = "Poetry PEP 517 Build Backend"
 optional = false
-python-versions = ">=3.8,<4.0"
-files = [
-    {file = "poetry_core-1.9.0-py3-none-any.whl", hash = "sha256:4e0c9c6ad8cf89956f03b308736d84ea6ddb44089d16f2adc94050108ec1f5a1"},
-    {file = "poetry_core-1.9.0.tar.gz", hash = "sha256:fa7a4001eae8aa572ee84f35feb510b321bd652e5cf9293249d62853e1f935a2"},
-]
+python-versions = "^3.8"
+files = []
+develop = false
+
+[package.source]
+type = "git"
+url = "https://github.com/radoering/poetry-core.git"
+reference = "pep621-support"
+resolved_reference = "312a32c17958e0050ee335a7e145463db7097db2"
 
 [[package]]
 name = "poetry-plugin-export"
 version = "1.8.0"
 description = "Poetry plugin to export the dependencies to various formats"
 optional = false
-python-versions = ">=3.8,<4.0"
+python-versions = "<4.0,>=3.8"
 files = [
     {file = "poetry_plugin_export-1.8.0-py3-none-any.whl", hash = "sha256:adbe232cfa0cc04991ea3680c865cf748bff27593b9abcb1f35fb50ed7ba2c22"},
     {file = "poetry_plugin_export-1.8.0.tar.gz", hash = "sha256:1fa6168a85d59395d835ca564bc19862a7c76061e60c3e7dfaec70d50937fc61"},
@@ -1019,7 +1024,7 @@ name = "psutil"
 version = "6.0.0"
 description = "Cross-platform lib for process and system monitoring in Python."
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
 files = [
     {file = "psutil-6.0.0-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:a021da3e881cd935e64a3d0a20983bda0bb4cf80e4f74fa9bfcb1bc5785360c6"},
     {file = "psutil-6.0.0-cp27-cp27m-manylinux2010_i686.whl", hash = "sha256:1287c2b95f1c0a364d23bc6f2ea2365a8d4d9b726a3be7294296ff7ba97c17f0"},
@@ -1622,4 +1627,4 @@ test = ["big-O", "importlib-resources", "jaraco.functools", "jaraco.itertools",
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "8e40cd7dad5d45e8b7038be044dfdce858d38cdbc62727fabcc70f5ce9ccdd04"
+content-hash = "ca056baaf840102a22892e8ade862b3b9786f7567722f639da7b34c8ad50c191"
diff --git a/pyproject.toml b/pyproject.toml
index 8ae784f15ec..1a84878e91d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ Changelog = "https://python-poetry.org/history/"
 [tool.poetry.dependencies]
 python = "^3.8"
 
-poetry-core = "1.9.0"
+poetry-core = { git = "https://github.com/radoering/poetry-core.git", branch = "pep621-support" }
 poetry-plugin-export = "^1.8.0"
 build = "^1.2.1"
 cachecontrol = { version = "^0.14.0", extras = ["filecache"] }