diff --git a/poetry.lock b/poetry.lock
index 50f7f91ea24..e3b81f00c50 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -903,7 +903,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "dcee31ba4379fad7432615db7831d8f96300ef3b985d21f406203c64e8069342"
+content-hash = "352f9b0d8f752da2fe320ccd8346633e4e5b3edffe97331d106da8b726cfc99f"
 
 [metadata.files]
 atomicwrites = [
diff --git a/pyproject.toml b/pyproject.toml
index 02bfc439bf7..7999d65e5e9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ generate-setup-file = false
 [tool.poetry.dependencies]
 python = "^3.7"
 
-poetry-core = "^1.1.0b1"
+poetry-core = "1.1.0b2"
 poetry-plugin-export = "^1.0.4"
 cachecontrol = { version = "^0.12.9", extras = ["filecache"] }
 cachy = "^0.3.0"