diff --git a/linker.conf b/linker.conf
index 9d5c403..2855668 100644
--- a/linker.conf
+++ b/linker.conf
@@ -1,7 +1,9 @@
 MEMORY {
-    ROM: start = $8000, size = $8000, file = %O, fill = yes;
+    ROM: start = $8000, size = $8000, type = ro, file = %O, fill = yes;
+    RAM: start = $0000, size = $5fff, type = rw, file = "", fill = yes;
 }
 SEGMENTS {
+    RAM:            load = RAM, type = bss;
     CODE:           load = ROM, type = ro;
     RODATA:         load = ROM, type = ro;
     RESET_VECTOR:	load = ROM, type = ro, start = $FFFA;