diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 00000000..79a08c0d
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,27 @@
+include setup.py
+include README.rst
+include README-edflib.md
+include LICENSE
+include *.txt
+include setup.cfg
+include pyproject.toml
+include MANIFEST.in
+
+# All source files
+recursive-include pyedflib *
+# All documentation
+recursive-include doc *
+recursive-include demo *
+
+# Add build and testing tools
+include pytest.ini
+
+# Exclude what we don't want to include
+prune build
+prune dist
+prune doc/build
+prune util
+prune */__pycache__
+
+global-exclude *.py[cod] *.egg *.egg-info
+global-exclude *~ *.bak *.swp
\ No newline at end of file
diff --git a/doc/release/0.1.26-notes.rst b/doc/release/0.1.26-notes.rst
new file mode 100644
index 00000000..84d2e8d6
--- /dev/null
+++ b/doc/release/0.1.26-notes.rst
@@ -0,0 +1,23 @@
+=============================
+PyEDFlib 0.1.26 Release Notes
+=============================
+
+.. contents::
+
+- replace impe with importlib
+- add missing MANIFEST.in
+
+Authors
+=======
+
+* Holger Nahrstaedt
+* skjerns
+
+Issues closed for v0.1.26
+-------------------------
+* #165 DeprecationWarning (imp)
+* #168 0.1.25 fails to configure: ValueError: 'pyedflib/_extensions/_pyedflib.pyx' doesn't match any files
+
+Pull requests for v0.1.26
+-------------------------
+* #166 replace imp with imporlib
diff --git a/doc/source/release.0.1.26.rst b/doc/source/release.0.1.26.rst
new file mode 100644
index 00000000..776cf1a8
--- /dev/null
+++ b/doc/source/release.0.1.26.rst
@@ -0,0 +1 @@
+.. include:: ../release/0.1.26-notes.rst
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 37c138d4..cd964999 100644
--- a/setup.py
+++ b/setup.py
@@ -22,9 +22,9 @@
 
 
 MAJOR = 0
-MINOR = 2
-MICRO = 0
-ISRELEASED = False
+MINOR = 1
+MICRO = 26
+ISRELEASED = True
 VERSION = '%d.%d.%d' % (MAJOR, MINOR, MICRO)
 
 # Version of Numpy required for setup