diff --git a/MANIFEST.in b/MANIFEST.in
index 85fe8b65..5d91f25b 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,3 +1,4 @@
 include .gitignore
 include data/terminator.appdata.xml.in data/terminator.desktop.in
+include tests/*
 exclude po/.intltool-merge-cache