diff --git a/HISTORY.rst b/HISTORY.rst
index 3c1c0a914911ab4416d626401f030a7bebef39ef..6c183b084538414815bf792d0fe830523c88e9cb 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,12 @@
 History
 =======
 
+0.15.6 (2020-09-15)
+-------------------
+
+* Replaced deprecated HTTP links.
+
+
 0.15.5 (2020-09-02)
 -------------------
 
diff --git a/README.rst b/README.rst
index dc408fb82bdfc29acc71a6136bae6d7f9519c065..fcc3d1f25f4228a483a0873f1e7af2db6a03cf83 100644
--- a/README.rst
+++ b/README.rst
@@ -6,7 +6,7 @@ A collection of Python tools by Daniel Scheffler.
 
 
 * Free software: GNU General Public License v3
-* Documentation: http://danschef.gitext.gfz-potsdam.de/py_tools_ds/doc/
+* Documentation: https://danschef.gitext-pages.gfz-potsdam.de/py_tools_ds/doc/
 
 
 Status
@@ -26,7 +26,7 @@ Status
 .. image:: https://gitext.gfz-potsdam.de/danschef/py_tools_ds/badges/master/pipeline.svg
         :target: https://gitext.gfz-potsdam.de/danschef/py_tools_ds/commits/master
 .. image:: https://gitext.gfz-potsdam.de/danschef/py_tools_ds/badges/master/coverage.svg
-        :target: http://danschef.gitext.gfz-potsdam.de/py_tools_ds/coverage/
+        :target: https://danschef.gitext-pages.gfz-potsdam.de/py_tools_ds/coverage/
 .. image:: https://img.shields.io/pypi/v/py_tools_ds.svg
         :target: https://pypi.python.org/pypi/py_tools_ds
 .. image:: https://anaconda.org/danschef/py_tools_ds/badges/version.svg
@@ -91,6 +91,6 @@ This package was created with Cookiecutter_ and the `audreyr/cookiecutter-pypack
 
 .. _Cookiecutter: https://github.com/audreyr/cookiecutter
 .. _`audreyr/cookiecutter-pypackage`: https://github.com/audreyr/cookiecutter-pypackage
-.. _coverage: http://danschef.gitext.gfz-potsdam.de/py_tools_ds/coverage/
-.. _nosetests: http://danschef.gitext.gfz-potsdam.de/py_tools_ds/nosetests_reports/nosetests.html
+.. _coverage: https://danschef.gitext-pages.gfz-potsdam.de/py_tools_ds/coverage/
+.. _nosetests: https://danschef.gitext-pages.gfz-potsdam.de/py_tools_ds/nosetests_reports/nosetests.html
 .. _conda: https://conda.io/docs/
diff --git a/py_tools_ds/version.py b/py_tools_ds/version.py
index d8160dd2d00e78487d6c7031645b52f4fe8b9a64..0af6aad240d41d4bc425ad9755ff79d45b74e7cb 100644
--- a/py_tools_ds/version.py
+++ b/py_tools_ds/version.py
@@ -19,5 +19,5 @@
 # You should have received a copy of the GNU Lesser General Public License along
 # with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-__version__ = '0.15.5'
-__versionalias__ = '20200902_01'
+__version__ = '0.15.6'
+__versionalias__ = '20200915_01'