diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000000000000000000000000000000000..dc8bb388963480c2d3b73ca2020bba2f98e5da6e
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+doc/changelog.rst merge=union