1 files changed, 2 insertions, 0 deletions
diff --git a/src/earth.proto b/src/earth.proto
index 0f0b3d0..90288d1 100644
--- a/src/earth.proto
+++ b/src/earth.proto
@@ -1,3 +1,5 @@
+// Adapted from https://github.com/retroplasma/earth-reverse-engineering
+
 syntax = "proto2";
 
 package earth.proto;