diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 0e6e178..26038f2 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -26,14 +26,14 @@ jobs:
 
       - name: Build docs
         run: |
-          uv sync --no-upgrade
-          uv run mkdocs build
+          uv sync --only-group docs --no-upgrade
+          uv run --no-sync mkdocs build
 
       - name: Build demo
         run: |
           cd test_zig_project
           uv sync --no-upgrade
-          uv run mkdocs build
+          uv run --no-sync mkdocs build
           cd ..
       
       - name: Copy demo docs into deployment directory
diff --git a/.python-version b/.python-version
new file mode 100644
index 0000000..e4fba21
--- /dev/null
+++ b/.python-version
@@ -0,0 +1 @@
+3.12
diff --git a/test_zig_project/.python-version b/test_zig_project/.python-version
index c8cfe39..e4fba21 100644
--- a/test_zig_project/.python-version
+++ b/test_zig_project/.python-version
@@ -1 +1 @@
-3.10
+3.12