diff --git a/.binder/requirements.txt b/.binder/requirements.txt
index 9b5a943b1..1d5c3330c 100644
--- a/.binder/requirements.txt
+++ b/.binder/requirements.txt
@@ -1,3 +1,3 @@
-itk>=5.3rc4
-itkwidgets>=1.0a3
+itk>=5.3rc4.post2
+itkwidgets[lab,notebook]>=1.0a7
 matplotlib
diff --git a/.github/workflows/build-test-publish.yml b/.github/workflows/build-test-publish.yml
index b18292156..52c0f036f 100644
--- a/.github/workflows/build-test-publish.yml
+++ b/.github/workflows/build-test-publish.yml
@@ -3,7 +3,7 @@ name: Build, test, publish
 on: [push,pull_request]
 
 env:
-  itk-git-tag: "d6acfd26bfcdec606d605beb1301bddfb17c05a6"
+  itk-git-tag: "v5.3rc04"
 
 jobs:
   build-test-cxx:
diff --git a/Superbuild/External-Python.cmake b/Superbuild/External-Python.cmake
index ffd0f1c99..796494bc8 100644
--- a/Superbuild/External-Python.cmake
+++ b/Superbuild/External-Python.cmake
@@ -17,6 +17,6 @@ ExternalProject_Add(ITKPython
   DOWNLOAD_COMMAND ""
   CONFIGURE_COMMAND ${PYTHON_EXECUTABLE} -m venv "${_itk_venv}"
   BUILD_COMMAND ${ITKPYTHON_EXECUTABLE} -m pip install --upgrade pip
-  INSTALL_COMMAND ${ITKPYTHON_EXECUTABLE} -m pip install --ignore-installed itk>=5.3rc4 sphinx==4.4.0 docutils<0.18 six black nbsphinx ipython sphinx-contributors ipykernel matplotlib itkwidgets pydata-sphinx-theme
+  INSTALL_COMMAND ${ITKPYTHON_EXECUTABLE} -m pip install --ignore-installed itk>=5.3rc4.post2 sphinx==4.4.0 docutils<0.18 six black nbsphinx ipython sphinx-contributors ipykernel matplotlib itkwidgets[lab,notebook]>=1.0a7 pydata-sphinx-theme
   COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/ITKBlackConfig.cmake
   )
diff --git a/src/Registration/Metricsv4/RegisterTwoPointSets/CMakeLists.txt b/src/Registration/Metricsv4/RegisterTwoPointSets/CMakeLists.txt
index ec88f5b57..626f7f19d 100644
--- a/src/Registration/Metricsv4/RegisterTwoPointSets/CMakeLists.txt
+++ b/src/Registration/Metricsv4/RegisterTwoPointSets/CMakeLists.txt
@@ -23,13 +23,11 @@ install(FILES Code.cxx Code.py CMakeLists.txt
 enable_testing()
 add_test(NAME RegisterTwoPointSetsTest
   COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PROJECT_NAME})
-  
+
 if(ITK_WRAP_PYTHON)
-  # TODO broken in itk v5.3rc03
-  #      repaired after itk v5.3rc04
-  #add_test(NAME RegisterTwoPointSetsTest2DPython
-  #  COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py 2
-  #  )
-  #add_test(NAME RegisterTwoPointSetsTest3DPython
-  #  COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py 3)
+  add_test(NAME RegisterTwoPointSetsTest2DPython
+    COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py 2
+    )
+  add_test(NAME RegisterTwoPointSetsTest3DPython
+    COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py 3)
 endif()