diff --git a/repo/packages/py-gt4py/package.py b/repo/packages/py-gt4py/package.py
index 21cabcf7e5..88d76b826b 100644
--- a/repo/packages/py-gt4py/package.py
+++ b/repo/packages/py-gt4py/package.py
@@ -16,7 +16,6 @@ class PyGt4py(PythonPackage):
     url = "git@github.com:GridTools/gt4py.git"
 
     version('main', branch='main', git=url)
-    version('1.0.3.9', tag='icon4py_20240911')
     version('1.0.3.8', tag='icon4py_20240711')
     version('1.0.3.7', tag='icon4py_20240521')
     version('1.0.3.3', tag='icon4py_20240229')
diff --git a/test/system_test.py b/test/system_test.py
index 1da4b9f687..54ea12db6e 100644
--- a/test/system_test.py
+++ b/test/system_test.py
@@ -123,8 +123,7 @@ def test_install_py_gridtools_cpp_install_default():
     spack_install('py-gridtools-cpp')
 
 
-@pytest.mark.parametrize("version",
-                         ['1.0.3.3', '1.0.3.7', '1.0.3.8', '1.0.3.9'])
+@pytest.mark.parametrize("version", ['1.0.3.3', '1.0.3.7', '1.0.3.8'])
 def test_install_py_gt4py_for_version(version):
     spack_install(f'py-gt4py @{version}')