diff --git a/.github/workflows/auto_updates.yml b/.github/workflows/auto_updates.yml
index c6141b70..2508336c 100644
--- a/.github/workflows/auto_updates.yml
+++ b/.github/workflows/auto_updates.yml
@@ -35,7 +35,7 @@ jobs:
           git_commit_gpgsign: true
 
       - name: Install poetry
-        run: pipx install poetry==1.7.1
+        run: pipx install poetry==1.8.1
 
       - name: Configure poetry
         run: poetry config virtualenvs.in-project true
diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index a5263be0..bb060c61 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -37,7 +37,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install poetry
-        run: pipx install poetry==1.7.1
+        run: pipx install poetry==1.8.1
 
       - name: Configure poetry
         run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index dbe1c90b..deb62fa3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -65,7 +65,7 @@ jobs:
           git_tag_gpgsign: true
 
       - name: Install poetry
-        run: pipx install poetry==1.7.1
+        run: pipx install poetry==1.8.1
 
       - name: Configure poetry
         run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 53e203cd..b7a42ba3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -27,7 +27,7 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
 
       - name: Install poetry
-        run: pipx install poetry==1.7.1
+        run: pipx install poetry==1.8.1
 
       - name: Configure poetry
         run: poetry config virtualenvs.in-project true
@@ -70,7 +70,7 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
 
       - name: Install poetry
-        run: pipx install poetry==1.7.1
+        run: pipx install poetry==1.8.1
 
       - name: Configure poetry
         run: poetry config virtualenvs.in-project true
@@ -112,7 +112,7 @@ jobs:
 
       - name: Install poetry
         if: ${{ matrix.build == 'wheel' }}
-        run: pipx install poetry==1.7.1
+        run: pipx install poetry==1.8.1
 
       - name: Configure poetry
         if: ${{ matrix.build == 'wheel' }}
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9bf2822c..5a17bbdf 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -52,7 +52,7 @@ repos:
     # https://python-poetry.org/docs/pre-commit-hooks/#why-does-pre-commit-autoupdate-not-update-to-the-latest-version
     # NOTE: This `rev` should be manually updated whenever `poetry` is updated. The `rev` can be found by checking out
     #       the `poetry` repository and running the command: `git show-ref --tags <tag_name>`
-    rev: 7696e93872a965261ea154b5e423c44e8317fd38  # frozen: 1.7.1
+    rev: 3de374c01c9a0c927abd419813a47746c45afb11  # frozen: 1.8.1
     hooks:
       - id: poetry-check
         args: [--lock]
diff --git a/Dockerfile b/Dockerfile
index af3e827a..d2d126e1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -84,7 +84,7 @@ ENV PHYLUM_VENV="/opt/venv"
 ENV PHYLUM_VENV_PIP="${PHYLUM_VENV}/bin/pip"
 ENV PIP_NO_COMPILE=1
 ENV PIP_DISABLE_PIP_VERSION_CHECK=1
-ENV POETRY_VERSION="1.7.1"
+ENV POETRY_VERSION="1.8.1"
 
 WORKDIR ${APP_PATH}
 
diff --git a/Dockerfile.slim b/Dockerfile.slim
index 9f751d35..f21bb55f 100644
--- a/Dockerfile.slim
+++ b/Dockerfile.slim
@@ -92,7 +92,7 @@ ENV PHYLUM_VENV="/opt/venv"
 ENV PHYLUM_VENV_PIP="${PHYLUM_VENV}/bin/pip"
 ENV PIP_NO_COMPILE=1
 ENV PIP_DISABLE_PIP_VERSION_CHECK=1
-ENV POETRY_VERSION="1.7.1"
+ENV POETRY_VERSION="1.8.1"
 
 WORKDIR ${APP_PATH}
 
diff --git a/poetry.lock b/poetry.lock
index d1ee23c7..42212ca3 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.7.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.1 and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"