diff --git a/mach/i80/Action b/mach/i80/Action
index 1c453606..57103198 100644
--- a/mach/i80/Action
+++ b/mach/i80/Action
@@ -17,5 +17,5 @@ name "Intel 8080 MON library"
 dir libmon
 end
 name "Intel 8080 system call library"
-dir libmon
+dir libsys
 end