diff --git a/src/ld65/cfg/c64.cfg b/src/ld65/cfg/c64.cfg
index 207268e15..dce9263c3 100644
--- a/src/ld65/cfg/c64.cfg
+++ b/src/ld65/cfg/c64.cfg
@@ -6,7 +6,7 @@ SYMBOLS {
 MEMORY {
     ZP:       file = "", define = yes, start = $0002, size = $001A;
     LOADADDR: file = %O,               start = $07FF, size = $0002;
-    HEADER:   file = %O,               start = $0801, size = $000E;
+    HEADER:   file = %O,               start = $0801, size = $000C;
     RAM:      file = %O, define = yes, start = $080D, size = $C7F3 - __STACKSIZE__;
 }
 SEGMENTS {