diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d302a5a0e3..c06a0eb8b1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -447,7 +447,7 @@ jobs:
           python-version: 3.12
       - name: "Setup environment"
         run: |
-          pipx install poetry
+          pipx install poetry==1.8.5
           poetry config virtualenvs.prefer-active-python true
           pip install invoke toml
       - name: "Install Package"
@@ -556,7 +556,7 @@ jobs:
           python-version: "3.12"
       - name: "Setup Python environment"
         run: |
-          pipx install poetry
+          pipx install poetry==1.8.5
           poetry config virtualenvs.create true --local
           poetry env use 3.12
       - name: "Install dependencies"
diff --git a/.github/workflows/poetry-check.yml b/.github/workflows/poetry-check.yml
index e2ecdcaa28..a5c4bbc03b 100644
--- a/.github/workflows/poetry-check.yml
+++ b/.github/workflows/poetry-check.yml
@@ -22,7 +22,7 @@ jobs:
           python-version: "3.12"
       - name: "Setup environment"
         run: |
-          pipx install poetry
+          pipx install poetry==1.8.5
       - name: "Validate pyproject.toml and consistency with poetry.lock"
         run: |
           poetry check
diff --git a/.github/workflows/update-compose-file-and-chart.yml b/.github/workflows/update-compose-file-and-chart.yml
index 09ad8bf326..d9c0a8ecb5 100644
--- a/.github/workflows/update-compose-file-and-chart.yml
+++ b/.github/workflows/update-compose-file-and-chart.yml
@@ -38,7 +38,7 @@ jobs:
           python-version: 3.12
       - name: "Setup environment"
         run: |
-          pipx install poetry
+          pipx install poetry==1.8.5
           poetry config virtualenvs.prefer-active-python true
       - name: "Install Package"
         run: "poetry install --all-extras"
diff --git a/.github/workflows/version-upgrade.yml b/.github/workflows/version-upgrade.yml
index 5a4b0bcc67..e386f1103b 100644
--- a/.github/workflows/version-upgrade.yml
+++ b/.github/workflows/version-upgrade.yml
@@ -51,7 +51,7 @@ jobs:
           python-version: 3.12
       - name: "Setup python environment"
         run: |
-          pipx install poetry
+          pipx install poetry==1.8.5
           poetry config virtualenvs.prefer-active-python true
           pip install invoke toml
       - name: "Install Package"