diff --git a/res/DEMO/PHASER.FIRE b/res/DEMO/PHASER.FIRE
index b62e3811f..3531214af 100755
Binary files a/res/DEMO/PHASER.FIRE and b/res/DEMO/PHASER.FIRE differ
diff --git a/res/DEMO/SPY.HUNTER b/res/DEMO/SPY.HUNTER
index 497245adb..fb6dc3ced 100755
Binary files a/res/DEMO/SPY.HUNTER and b/res/DEMO/SPY.HUNTER differ
diff --git a/src/demo/phaser.fire.a b/src/demo/phaser.fire.a
index b3ace1c10..bf5849874 100644
--- a/src/demo/phaser.fire.a
+++ b/src/demo/phaser.fire.a
@@ -9,6 +9,7 @@
          !source "src/macros.a"
 
          +READ_RAM2_WRITE_RAM2
+         jsr   EnableAccelerator
          +LOAD_FILE_AT title, $00
          +READ_ROM_NO_WRITE
 
@@ -40,6 +41,7 @@
          inx
          stx   $54C2
          stx   $982
+         +DISABLE_ACCEL
          jmp   ($20)
 
 title    !byte x_e-x_b
diff --git a/src/demo/spy.hunter.a b/src/demo/spy.hunter.a
index 4d768f2b0..c74982b75 100644
--- a/src/demo/spy.hunter.a
+++ b/src/demo/spy.hunter.a
@@ -9,6 +9,7 @@
          !source "src/macros.a"
 
          +READ_RAM2_WRITE_RAM2
+         jsr   EnableAccelerator
          +LOAD_FILE_AT title, $00
          +READ_ROM_NO_WRITE
 
@@ -50,6 +51,7 @@ callback
          sta   $E93
          sta   $EB2
          sta   $61C5
+         +DISABLE_ACCEL
          jmp   $0451
 
 title    !byte x_e-x_b