diff --git a/README.md b/README.md
index 85980f9..24002b0 100644
--- a/README.md
+++ b/README.md
@@ -2,5 +2,6 @@
 Disassembly of Wario Land 3
 
 Requires Wario Land 3 US rom named "baserom.gbc"
+`MD5: 16bb3fb83e8cbbf2c4c510b9f50cf4ee`
 
-Compiles with RGBDS
+Builds with RGBDS v0.4.1