diff --git a/src/ld65/cfg/geos.cfg b/src/ld65/cfg/geos.cfg
index f68e4871d..ab65df243 100644
--- a/src/ld65/cfg/geos.cfg
+++ b/src/ld65/cfg/geos.cfg
@@ -4,6 +4,8 @@ MEMORY {
 }
 SEGMENTS {
     HEADER: load = HEADER, type = ro;
+    STARTUP: load = RAM, type = wprot;
+    LOWCODE: load = RAM, type = wprot;
     CODE: load = RAM, type = ro;
     RODATA: load = RAM, type = ro;
     DATA: load = RAM, type = rw;