diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..51d7a0a
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "docker-files/mega/flac2opus"]
+	path = docker-files/mega/flac2opus
+	url = https://github.com/oct2pus/flac2opus
diff --git a/docker-files/mega/flac2opus b/docker-files/mega/flac2opus
new file mode 160000
index 0000000..1041495
--- /dev/null
+++ b/docker-files/mega/flac2opus
@@ -0,0 +1 @@
+Subproject commit 1041495f6a371fad2aaee33abb962a5a3c4c0d13