diff --git a/.github/workflows/install-pkg.yml b/.github/workflows/install-pkg.yml
index 3d75427..c9771d3 100644
--- a/.github/workflows/install-pkg.yml
+++ b/.github/workflows/install-pkg.yml
@@ -57,7 +57,7 @@ jobs:
       run: |
         $wheel = Get-ChildItem dist/*.whl | Select-Object -First 1
         pip install $wheel
-        python -c "import ipyboxasdf"
+        python -c "import ipybox"
         if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
         pip uninstall -y ipybox
 
@@ -65,7 +65,7 @@ jobs:
       if: runner.os != 'Windows'
       run: |
         pip install dist/*.whl
-        python -c "import ipyboxasdf"
+        python -c "import ipybox"
         pip uninstall -y ipybox
 
     - name: Test tarball installation (Windows)
@@ -74,7 +74,7 @@ jobs:
       run: |
         $tarball = Get-ChildItem dist/*.tar.gz | Select-Object -First 1
         pip install $tarball
-        python -c "import ipyboxasdf"
+        python -c "import ipybox"
         if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
         pip uninstall -y ipybox
 
@@ -82,5 +82,5 @@ jobs:
       if: runner.os != 'Windows'
       run: |
         pip install dist/*.tar.gz
-        python -c "import ipyboxasdf"
+        python -c "import ipybox"
         pip uninstall -y ipybox