diff --git a/.clang-format b/.clang-format
index 65be8b2..92c5002 100644
--- a/.clang-format
+++ b/.clang-format
@@ -4,7 +4,7 @@
 ## See: https://clang.llvm.org/docs/ClangFormatStyleOptions.html for details of each option
 ##
 ## The clang-format binaries can be downloaded as part of the clang binary distributions
-## from http://releases.llvm.org/download.html
+## from https://releases.llvm.org/download.html
 ##
 ## Use the script Utilities/Maintenance/clang-format.bash to faciliate
 ## maintaining a consistent code style.
diff --git a/.editorconfig b/.editorconfig
index 7b95893..648b969 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,4 +1,4 @@
-# http://EditorConfig.org
+# https://EditorConfig.org
 
 # top-most EditorConfig file
 root = true
diff --git a/.github/workflows/build-test-package.yml b/.github/workflows/build-test-package.yml
index 6739fde..3b379d1 100644
--- a/.github/workflows/build-test-package.yml
+++ b/.github/workflows/build-test-package.yml
@@ -3,7 +3,7 @@ name: Build, test, package
 on: [push,pull_request]
 
 env:
-  itk-git-tag: "ee664da6bb1a83cdf82e2582126e65119a4de1a4"
+  itk-git-tag: "d6acfd26bfcdec606d605beb1301bddfb17c05a6"
   itk-wheel-tag: "v5.3rc04"
   ITKBSplineGradient-git-tag: v0.2.4
   ITKHigherOrderAccurateGradient-git-tag: v1.1.0
diff --git a/LICENSE b/LICENSE
index d645695..62589ed 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,7 +1,7 @@
 
                                  Apache License
                            Version 2.0, January 2004
-                        http://www.apache.org/licenses/
+                        https://www.apache.org/licenses/
 
    TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
 
@@ -193,7 +193,7 @@
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
 
-       http://www.apache.org/licenses/LICENSE-2.0
+       https://www.apache.org/licenses/LICENSE-2.0
 
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/README.rst b/README.rst
index 7a51196..4984248 100644
--- a/README.rst
+++ b/README.rst
@@ -37,7 +37,7 @@ References
 
 McCormick, M. An Open Source, Fast Ultrasound B-Mode Implementation for
 Commodity Hardware. Insight Journal. 2010 January-June. URL:
-http://hdl.handle.net/10380/3159
+https://hdl.handle.net/10380/3159
 
 McCormick, M, Rubert, N and Varghese, T. Bayesian Regularization Applied to
 Ultrasound Strain Imaging.  IEEE Transactions on Biomedical Engineering.
@@ -49,5 +49,5 @@ Aylward, S. R., McCormick, M. M., Kang H. J., Razzaque, S., R. Kwitt,
 R., and M. Niethammer. Ultrasound spectroscopy. 2016 IEEE International
 Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2016 - Proceedings.
 Prague, Czech Republic. 1013-1016. 2016.
-http://dx.doi.org/10.1109/ISBI.2016.7493437
+https://dx.doi.org/10.1109/ISBI.2016.7493437
 https://pdfs.semanticscholar.org/6bcd/1e7adbc24e15c928a7ad5af77bbd5da29c30.pdf
diff --git a/setup.py b/setup.py
index 78a4010..a305754 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name='itk-ultrasound',
-    version='0.5.4',
+    version='0.5.5',
     author='Matthew McCormick',
     author_email='matt.mccormick@kitware.com',
     packages=['itk'],
@@ -39,7 +39,7 @@
         ],
     license='Apache',
     keywords='ITK InsightToolkit ultrasound imaging',
-    url=r'http://www.insight-journal.org/browse/publication/722',
+    url=r'https://www.insight-journal.org/browse/publication/722',
     install_requires=[
         r'itk>=5.3rc04',
         r'itk-bsplinegradient>=0.2.4',