diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index ad2b56d2..0b8800c8 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -17,7 +17,7 @@ jobs:
     - uses: psf/black@stable
       with:
         src: "proteobench"
-        version: "~=23"
+        version: "~=23.0"
 
   lint-and-test:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-streamlit.yml b/.github/workflows/test-streamlit.yml
index 865cd35d..f0f5b7e0 100644
--- a/.github/workflows/test-streamlit.yml
+++ b/.github/workflows/test-streamlit.yml
@@ -14,7 +14,7 @@ jobs:
     - uses: psf/black@stable
       with:
         src: "proteobench"
-        version: "~=23"
+        version: "~=23.0"
 
   linting:
     runs-on: ubuntu-latest