diff --git a/src/main/kc/target/atarixl.ld b/src/main/kc/target/atarixl.ld
index 7c773d0a0..6ea3d88b5 100644
--- a/src/main/kc/target/atarixl.ld
+++ b/src/main/kc/target/atarixl.ld
@@ -15,7 +15,7 @@ ProgramEnd:
 // Binary File Header
 .byte $ff, $ff
 // Program segment [start address, end address, data]
-.word ProgramStart, ProgramEnd
+.word ProgramStart, ProgramEnd-1
 .segmentout [ segments="Program" ]
 // RunAd - Run Address Segment [start address, end address, data]
 .word $02e0, $02e1
diff --git a/src/main/kc/target/atarixl.tgt b/src/main/kc/target/atarixl.tgt
index 6ee8bbf3b..26251f716 100644
--- a/src/main/kc/target/atarixl.tgt
+++ b/src/main/kc/target/atarixl.tgt
@@ -2,7 +2,7 @@
     "extension": "xex",
     "link": "atarixl.ld",
     "cpu": "MOS6502X",
-    "emulator": "65XEDebugger",
+    "emulator": "atari800 -xl",
     "defines": {
         "__ATARIXL__": 1
     }