diff --git a/MANIFEST b/MANIFEST
deleted file mode 100644
index 281450e..0000000
--- a/MANIFEST
+++ /dev/null
@@ -1,22 +0,0 @@
-# file GENERATED by distutils, do NOT edit
-setup.py
-bin/jp2dump
-glymur/__init__.py
-glymur/codestream.py
-glymur/core.py
-glymur/jp2box.py
-glymur/jp2dump.py
-glymur/jp2k.py
-glymur/data/nemo.jp2
-glymur/lib/__init__.py
-glymur/lib/openjp2.py
-glymur/lib/test/__init__.py
-glymur/lib/test/test_openjp2.py
-glymur/test/__init__.py
-glymur/test/test_callbacks.py
-glymur/test/test_codestream.py
-glymur/test/test_jp2k.py
-glymur/test/test_opj_suite.py
-glymur/test/test_opj_suite_neg.py
-glymur/test/test_opj_suite_write.py
-glymur/test/test_printing.py
diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..160d333
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,4 @@
+include *.txt *.md
+recursive-include *.txt *.py
+prune build
+exclude readthedocs-pip-requirements.txt