diff --git a/MANIFEST.in b/MANIFEST.in
index 3fe2723d4f9cbab5ebf90f48d252437e8f3bc30f..f3c696d5490956bffe990b4be779555b0e32a59c 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,2 +1,2 @@
-recursive-include DTLSSocket/tinydtls *.h LICENSE ABOUT.md configure.ac CONTRIBUTING.md README Makefile.in doc/Doxyfile.in
+recursive-include DTLSSocket/tinydtls *.h LICENSE ABOUT.md configure.ac CONTRIBUTING.md README Makefile.in doc/Doxyfile.in autogen.sh
 include DTLSSocket/dtls.pyx DTLSSocket/tdtls.pxd LICENSE pyproject.toml