diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a7d2ee447ba..5a788c75664 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -97,23 +97,3 @@ jobs:
           POETRY_TEST_INTEGRATION_GIT_USERNAME: ${GITHUB_ACTOR}
           POETRY_TEST_INTEGRATION_GIT_PASSWORD: ${{ secrets.GITHUB_TOKEN }}
         run: poetry run pytest --integration -v
-
-      - name: Get Plugin Version (poetry-plugin-export)
-        id: poetry-plugin-export-version
-        run: |
-          echo version=$(poetry show poetry-plugin-export | grep version | cut -d : -f 2 | xargs) >> $GITHUB_OUTPUT
-
-      - name: Checkout Plugin Source (poetry-plugin-export)
-        uses: actions/checkout@v3
-        with:
-          path: poetry-plugin-export
-          repository: python-poetry/poetry-plugin-export
-          ref: refs/tags/${{ steps.poetry-plugin-export-version.outputs.version }}
-
-      - name: Run pytest (poetry-plugin-export)
-        run: poetry run pytest -v poetry-plugin-export/tests/
-
-      - name: Check for clean working tree
-        run: |
-          git diff --exit-code --stat HEAD
-          git -C poetry-plugin-export diff --exit-code --stat HEAD
diff --git a/poetry.lock b/poetry.lock
index ec0d8b80035..4af5ade635e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -969,15 +969,19 @@ version = "1.4.0"
 description = "Poetry PEP 517 Build Backend"
 category = "main"
 optional = false
-python-versions = ">=3.7,<4.0"
-files = [
-    {file = "poetry_core-1.4.0-py3-none-any.whl", hash = "sha256:5559ab80384ac021db329ef317086417e140ee1176bcfcb3a3838b544e213c8e"},
-    {file = "poetry_core-1.4.0.tar.gz", hash = "sha256:514bd33c30e0bf56b0ed44ee15e120d7e47b61ad908b2b1011da68c48a84ada9"},
-]
+python-versions = "^3.7"
+files = []
+develop = false
 
 [package.dependencies]
 importlib-metadata = {version = ">=1.7.0", markers = "python_version < \"3.8\""}
 
+[package.source]
+type = "git"
+url = "https://github.com/radoering/poetry-core.git"
+reference = "non-existing-path-deps"
+resolved_reference = "5a2dd3643039fd0b4e1069deba8db77adbaedf4b"
+
 [[package]]
 name = "poetry-plugin-export"
 version = "1.2.0"
@@ -1792,4 +1796,4 @@ testing = ["flake8 (<5)", "func-timeout", "jaraco.functools", "jaraco.itertools"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7"
-content-hash = "0ec7c852f1ac947add292b5e4d33f8d7ad79358ca6da3661480c94608fd4c4a6"
+content-hash = "d341b95048e2b434e21288f69fecbc7251a06357cc50c0504ba1218b9c4b63ab"
diff --git a/pyproject.toml b/pyproject.toml
index 0a482489584..6dca956e3b7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ generate-setup-file = false
 [tool.poetry.dependencies]
 python = "^3.7"
 
-poetry-core = "1.4.0"
+poetry-core = { git = "https://github.com/radoering/poetry-core.git", branch = "non-existing-path-deps" }
 poetry-plugin-export = "^1.2.0"
 "backports.cached-property" = { version = "^1.0.2", python = "<3.8" }
 cachecontrol = { version = "^0.12.9", extras = ["filecache"] }