diff --git a/changes/ce/feat-10598.en.md b/changes/ce/feat-10598.en.md
new file mode 100644
index 000000000..d08233392
--- /dev/null
+++ b/changes/ce/feat-10598.en.md
@@ -0,0 +1 @@
+Provide a callback method of Unary type in ExProto to avoid possible message disorder issues.