diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index cd6eb4e7ec..b0c94c710a 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -35,7 +35,7 @@ jobs:
 
       - name: Install poetry
         if: env.PUBLISH == 'true'
-        run: pipx install "poetry==1.8.3"
+        run: pipx install "poetry==1.8.4"
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d801393ade..f1a260dcca 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -22,7 +22,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install poetry
-        run: pipx install "poetry==1.8.3"
+        run: pipx install "poetry==1.8.4"
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
@@ -95,7 +95,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install poetry
-        run: pipx install "poetry==1.8.3"
+        run: pipx install "poetry==1.8.4"
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
diff --git a/.tool-versions b/.tool-versions
index ff4ec84fb8..5239ccd48d 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,2 +1,2 @@
-poetry 1.8.3
+poetry 1.8.4
 python 3.13.0 3.12.7 3.11.10 3.10.15 3.9.20 3.8.20 3.7.17