diff --git a/src/prelaunch/hero.a b/src/prelaunch/h.e.r.o.a
old mode 100755
new mode 100644
similarity index 97%
rename from src/prelaunch/hero.a
rename to src/prelaunch/h.e.r.o.a
index dc64020c3..b2b8d6e12
--- a/src/prelaunch/hero.a
+++ b/src/prelaunch/h.e.r.o.a
@@ -2,7 +2,7 @@
 ;(c) 2019 by 4am/Frank M.
 
 !cpu 6502
-!to "build/PRELAUNCH/HERO",plain
+!to "build/PRELAUNCH/H.E.R.O",plain
 *=$106
 
          !source "src/prelaunch/common.a"