diff --git a/.github/workflows/publish-dev.yml b/.github/workflows/publish-dev.yml
index 7404e69..a74c17f 100644
--- a/.github/workflows/publish-dev.yml
+++ b/.github/workflows/publish-dev.yml
@@ -44,8 +44,6 @@ jobs:
 
           $PROJECT_NAME    = ($pyprojcontent | Select-String -Pattern '(?m)^\[(project|tool\.poetry)\][^\[]*?name\s*=\s*"([^"]*)"' -AllMatches).Matches[0].Groups[2].Value
           $CURRENT_VERSION = ($pyprojcontent | Select-String -Pattern '(?m)^\[(project|tool\.poetry)\][^\[]*?version\s*=\s*"([^"]*)"' -AllMatches).Matches[0].Groups[2].Value
-          $NIGHTLY_NAME = "$PROJECT_NAME-nightly"
-
 
           # Get PR number and run number with proper padding
           $PR_NUM = [int]"${{ github.event.pull_request.number }}"
@@ -63,10 +61,6 @@ jobs:
           # Update version in pyproject.toml
           (Get-Content pyproject.toml) -replace "version = `"$CURRENT_VERSION`"", "version = `"$DEV_VERSION`"" | Set-Content pyproject.toml
 
-          # Update project name in pyproject.toml
-          (Get-Content pyproject.toml) -replace "name = `"$PROJECT_NAME`"", "name = `"$NIGHTLY_NAME`"" | Set-Content pyproject.toml
-
-
           Write-Output "Package version set to $DEV_VERSION"
 
           $dependencyMessage = @"
@@ -78,11 +72,20 @@ jobs:
           [project]
           dependencies = [
             # Exact version:
-            "$NIGHTLY_NAME==$DEV_VERSION",
+            "$PROJECT_NAME==$DEV_VERSION",
 
             # Any version from PR
-            "$NIGHTLY_NAME>=$MIN_VERSION,<$MAX_VERSION"
+            "$PROJECT_NAME>=$MIN_VERSION,<$MAX_VERSION"
           ]
+
+          [[tool.uv.index]]
+          name = "testpypi"
+          url = "https://test.pypi.org/simple/"
+          publish-url = "https://test.pypi.org/legacy/"
+          explicit = true
+
+          [tool.uv.sources]
+          $PROJECT_NAME = { index = "testpypi" }
           ``````
           "@
 
@@ -123,7 +126,6 @@ jobs:
         run: uv build
 
       - name: Publish
-        run: |
-          uv publish
+        run: uv publish --index testpypi
         env:
-          UV_PUBLISH_TOKEN: ${{ secrets.PYPI_TOKEN_NIGHTLY }}
\ No newline at end of file
+          UV_PUBLISH_TOKEN: ${{ secrets.TEST_PYPI_TOKEN }}
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index dc31d9c..42c2bb6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -100,4 +100,8 @@ testpaths = ["tests"]
 python_files = "test_*.py"
 addopts = "-ra -q"
 
-
+[[tool.uv.index]]
+name = "testpypi"
+url = "https://test.pypi.org/simple/"
+publish-url = "https://test.pypi.org/legacy/"
+explicit = true