diff --git a/tests/inputs/unwrap/unwrap.proto b/tests/inputs/unwrap/unwrap.proto
new file mode 100644
index 00000000..15cdfe3c
--- /dev/null
+++ b/tests/inputs/unwrap/unwrap.proto
@@ -0,0 +1,11 @@
+syntax = "proto3";
+
+package unwrap;
+
+message NestedMessage {
+    int32 x = 1;
+}
+
+message Message {
+    NestedMessage x = 1;
+}