diff --git a/.github/workflows/publish-to-test-pypi.yml b/.github/workflows/publish-to-test-pypi.yml
index c3a50ea..9e0824d 100644
--- a/.github/workflows/publish-to-test-pypi.yml
+++ b/.github/workflows/publish-to-test-pypi.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: "3.x"
 
@@ -24,7 +24,7 @@ jobs:
       run: python3 -m build
 
     - name: Store the distribution packages
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v3
       with:
         name: python-package-distributions
         path: dist/
@@ -44,7 +44,7 @@ jobs:
 
     steps:
     - name: Download all the dists
-      uses: actions/download-artifact@v4
+      uses: actions/download-artifact@v3
       with:
         name: python-package-distributions
         path: dist/
@@ -66,12 +66,12 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Download all the dists
-      uses: actions/download-artifact@v4
+      uses: actions/download-artifact@v3
       with:
         name: python-package-distributions
         path: dist/
     - name: Sign the dists with Sigstore
-      uses: sigstore/gh-action-sigstore-python@v1.2.3
+      uses: sigstore/gh-action-sigstore-python@v2.1.1
       with:
         inputs: >-
           ./dist/*.tar.gz
diff --git a/pyproject.toml b/pyproject.toml
index 0b9a8e1..fe3779a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "pdm.backend"
 
 [project]
 name = "qnngds"
-version = "2.5.1"
+version = "2.5.2"
 
 authors = [
   { name="A. Jacquillat", email="audrey01@mit.edu" },