diff --git a/.github/workflows/publish_testpypi.yml b/.github/workflows/publish_testpypi.yml
index 7d3fd429..fb3b3308 100644
--- a/.github/workflows/publish_testpypi.yml
+++ b/.github/workflows/publish_testpypi.yml
@@ -25,6 +25,7 @@ jobs:
       # must actually checkout for version determination
       - run: git checkout ${{ github.ref_name }}
       - run: uv python install ${{ matrix.python_v }}
+      - run: uv python pin ${{ matrix.python_v }}
       # don't modify sync file! messes up version!
       - run: uv sync --all-extras --frozen # does order matter?
       - run: uv build
diff --git a/pyproject.toml b/pyproject.toml
index e07f1cfc..68313abc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ maintainers = [
   {name = "Andrew Pikul", email = "ajpikul@gmail.com"},
 ]
 dependencies = [
-  "logistro>=1.0.2",
+  "logistro>=1.0.7",
   "simplejson",
 ]