diff --git a/README.md b/README.md
index ce1fa0bb14e..6cf621925ca 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,7 @@ The following mappers are fully supported:
 - MBC2
 - MBC3
 - MBC3+RTC
+- MBC30
 - MBC5
 - MBC5+Rumble
 - MBC7