diff --git a/tests/generator_relative_paths/test.expected b/tests/generator_relative_paths/test.expected
new file mode 100644
index 0000000..13c80d9
--- /dev/null
+++ b/tests/generator_relative_paths/test.expected
@@ -0,0 +1 @@
+TestMessage
diff --git a/tests/generator_relative_paths/test.proto b/tests/generator_relative_paths/test.proto
new file mode 100644
index 0000000..17cfe36
--- /dev/null
+++ b/tests/generator_relative_paths/test.proto
@@ -0,0 +1,7 @@
+syntax="proto3";
+
+import "nanopb.proto";
+
+message TestMessage {
+    string foo = 1 [(nanopb).max_size = 16];
+}