diff --git a/.gitignore b/.gitignore
index f26e0740..2467e6a7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,7 +36,7 @@
 /tests/dreamcast/miniaudio_dreamcast_test.o
 /tests/dreamcast/romdisk.img
 /tests/dreamcast/romdisk.o
-/tests/dreamcast/romdisk/
+/tests/dreamcast/romdisk/test.mp3
 /tests/*.c
 /tests/*.cpp
 /website/docs/
diff --git a/tests/dreamcast/romdisk/readme b/tests/dreamcast/romdisk/readme
new file mode 100644
index 00000000..986e8081
--- /dev/null
+++ b/tests/dreamcast/romdisk/readme
@@ -0,0 +1 @@
+Put a file named "test.mp3" in this folder.
\ No newline at end of file