diff --git a/src/prelaunch/alien.rain.a b/src/prelaunch/alien.rain.a
old mode 100644
new mode 100755
index 36291928a..b0cccf81a
--- a/src/prelaunch/alien.rain.a
+++ b/src/prelaunch/alien.rain.a
@@ -22,6 +22,11 @@
          dec   $6a59
          dec   $72c1
 +
+         lda   #1
+         sta   $1026
+         lda   #$A4
+         sta   $102B      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $1000
 
diff --git a/src/prelaunch/alien.typhoon.a b/src/prelaunch/alien.typhoon.a
old mode 100644
new mode 100755
index c26aa8b89..b45213b4a
--- a/src/prelaunch/alien.typhoon.a
+++ b/src/prelaunch/alien.typhoon.a
@@ -22,6 +22,11 @@
          dec   $7270
          dec   $7b53
 +
+         lda   #0
+         sta   $2067
+         lda   #1
+         sta   $206C      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $2001
 
diff --git a/src/prelaunch/battlezone.a b/src/prelaunch/battlezone.a
old mode 100644
new mode 100755
index 04a7210b8..5717b4766
--- a/src/prelaunch/battlezone.a
+++ b/src/prelaunch/battlezone.a
@@ -19,6 +19,11 @@
          sta   $719c      ; patch - don't increase lives
          sta   $71ba      ; patch - don't increase lives
 +
+         lda   #0
+         sta   $0811
+         lda   #1
+         sta   $0816      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $810
 
diff --git a/src/prelaunch/brainteaserblvd.a b/src/prelaunch/brainteaserblvd.a
old mode 100644
new mode 100755
index d43b1c9ba..feb3db548
--- a/src/prelaunch/brainteaserblvd.a
+++ b/src/prelaunch/brainteaserblvd.a
@@ -15,6 +15,14 @@
          lda   #$60
          sta   $363F
          jsr   $3600      ; memory move
+
+         lda   #0
+         sta   $0A01
+         lda   #$2C
+         sta   $0A05
+         lda   #$A4
+         sta   $0A09      ; reset vector patch
+
          +GET_MACHINE_STATUS
          and   #CHEATS_ENABLED
          beq   +
diff --git a/src/prelaunch/burgertime.a b/src/prelaunch/burgertime.a
old mode 100644
new mode 100755
index 3bf153bac..7fd5836e0
--- a/src/prelaunch/burgertime.a
+++ b/src/prelaunch/burgertime.a
@@ -27,6 +27,10 @@
          sta   $94d1
          sta   $9768
 +
+         lda   #1
+         sta   $A30F      ; reset vector patch
+                          ; (doesn't persist past title?)
+         
          +DISABLE_ACCEL
          jmp   $a300
 
diff --git a/src/prelaunch/cider.spider.a b/src/prelaunch/cider.spider.a
old mode 100644
new mode 100755
index a4c98e2a8..a2dcc4614
--- a/src/prelaunch/cider.spider.a
+++ b/src/prelaunch/cider.spider.a
@@ -18,6 +18,11 @@
          sta   $19C5      ; patch - don't decrease lives
          sta   $196A      ; patch - don't increase lives
 +
+         lda   #0
+         sta   $10AC
+         lda   #1
+         sta   $10B1      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $1000
 
diff --git a/src/prelaunch/cubit.a b/src/prelaunch/cubit.a
old mode 100644
new mode 100755
index 6b412a2ee..5e910c857
--- a/src/prelaunch/cubit.a
+++ b/src/prelaunch/cubit.a
@@ -18,6 +18,9 @@
          sta   $4292      ; patch - don't decrease lives
          sta   $7C1F      ; patch - don't increase lives
 +
+         lda   #1
+         sta   $406F      ; reset vector patch
+         
          +DISABLE_ACCEL
          jmp   $4000
 
diff --git a/src/prelaunch/defender.a b/src/prelaunch/defender.a
old mode 100644
new mode 100755
index 438193414..d49f210b7
--- a/src/prelaunch/defender.a
+++ b/src/prelaunch/defender.a
@@ -19,6 +19,10 @@
          sta   $7579      ; patch - don't decrease lives
          sta   $6567      ; patch - don't increase lives
 +
+         lda   #$EA
+         sta   $4045
+         sta   $4046      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $4000
 
diff --git a/src/prelaunch/donkey.kong.a b/src/prelaunch/donkey.kong.a
old mode 100644
new mode 100755
index 245e7e891..d06e9a1e3
--- a/src/prelaunch/donkey.kong.a
+++ b/src/prelaunch/donkey.kong.a
@@ -18,6 +18,11 @@
          sta   $729b
          sta   $6fea
 +
+         lda   #0
+         sta   $4112
+         lda   #1
+         sta   $4117      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $4000
 
diff --git a/src/prelaunch/dung.beetles.a b/src/prelaunch/dung.beetles.a
new file mode 100755
index 000000000..c54a80287
--- /dev/null
+++ b/src/prelaunch/dung.beetles.a
@@ -0,0 +1,29 @@
+;license:MIT
+;(c) 2019 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/DUNG.BEETLES",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $603A
+         jsr   $6000
+
+         lda   #1
+         sta   $083E   ; reset vector patch
+         lda   #$4C
+         sta   $847
+         lda   #0
+         sta   $848
+         lda   #$96    ; patch $847 - JMP ($3F2)
+         sta   $849    ; to JMP $9600
+
+         +DISABLE_ACCEL
+         jmp   $800
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}
diff --git a/src/prelaunch/formula.1.a b/src/prelaunch/formula.1.a
new file mode 100755
index 000000000..ce6315c7a
--- /dev/null
+++ b/src/prelaunch/formula.1.a
@@ -0,0 +1,23 @@
+;license:MIT
+;(c) 2019 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/FORMULA.1",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $818
+         jsr   $800
+
+         lda   #1
+         sta   $71D4      ; reset vector patch
+
+         +DISABLE_ACCEL
+         jmp   $7000
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}
diff --git a/src/prelaunch/gorgon.a b/src/prelaunch/gorgon.a
old mode 100644
new mode 100755
index 9cab67c95..e12075542
--- a/src/prelaunch/gorgon.a
+++ b/src/prelaunch/gorgon.a
@@ -21,6 +21,10 @@
          lda   #$A5
          sta   $A5B0      ; patch - don't decrease lives
 +
+         lda   #1
+         sta   $A8BC      ; reset vector patch
+                          ; (doesn't persist past title?)
+
          +DISABLE_ACCEL
          jmp   $A720
 
diff --git a/src/prelaunch/hard.hat.mack.a b/src/prelaunch/hard.hat.mack.a
old mode 100644
new mode 100755
index 00236dce7..4151dc152
--- a/src/prelaunch/hard.hat.mack.a
+++ b/src/prelaunch/hard.hat.mack.a
@@ -21,6 +21,9 @@ patcher  rts
          sta   $50A5      ; patch - don't decrease lives
          sta   $7197      ; patch - don't increase lives
 +
+         lda   #1
+         sta   $2218      ; reset vector patch
+         
          +DISABLE_ACCEL
          lda   #$07
          pha
diff --git a/src/prelaunch/jumpman.a b/src/prelaunch/jumpman.a
old mode 100644
new mode 100755
index 5464ac6f1..69e91b833
--- a/src/prelaunch/jumpman.a
+++ b/src/prelaunch/jumpman.a
@@ -20,6 +20,9 @@
          sta   $93B1      ; patch - don't decrease lives
          sta   $A598      ; patch - don't increase lives
 +
+         lda   #1
+         sta   $88E4      ; reset vector patch
+         
          +DISABLE_ACCEL
          jmp   $8000
 
diff --git a/src/prelaunch/kid.niki.a b/src/prelaunch/kid.niki.a
old mode 100644
new mode 100755
index cd064da34..baa77995c
--- a/src/prelaunch/kid.niki.a
+++ b/src/prelaunch/kid.niki.a
@@ -9,6 +9,10 @@
 
          lda   #$60
          sta   $6069
+
+         lda   #1
+         sta   $6051      ; reset vector patch
+
          jsr   $5FF2      ; load assets
          +GET_MACHINE_STATUS
          and   #CHEATS_ENABLED
@@ -17,6 +21,7 @@
          lda   #$AD
          sta   $BD34      ; patch - don't decrease lives
 +
+
          jmp   $61E3
 
 !if * > $1C0 {
diff --git a/src/prelaunch/ms.pacman.a b/src/prelaunch/ms.pacman.a
old mode 100644
new mode 100755
index 4c90da4a0..6e51e2ff4
--- a/src/prelaunch/ms.pacman.a
+++ b/src/prelaunch/ms.pacman.a
@@ -19,6 +19,11 @@
          lda   #>cheat
          sta   $2008
 +
+         lda   #0
+         sta   $202A
+         lda   #1
+         sta   $202F      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $2000
 
diff --git a/src/prelaunch/sneakers.a b/src/prelaunch/sneakers.a
old mode 100644
new mode 100755
index 9c749ad76..4a7134226
--- a/src/prelaunch/sneakers.a
+++ b/src/prelaunch/sneakers.a
@@ -18,6 +18,9 @@
          sta   $6ed8
          sta   $7f1c
 +
+         lda   #1
+         sta   $9E2F      ; reset vector patch
+
          +DISABLE_ACCEL
          jmp   $9e00
 
diff --git a/src/prelaunch/stellar.7.a b/src/prelaunch/stellar.7.a
old mode 100644
new mode 100755
index 80c179852..735fb1c70
--- a/src/prelaunch/stellar.7.a
+++ b/src/prelaunch/stellar.7.a
@@ -8,7 +8,19 @@
     !source "src/prelaunch/common.a"
 
          +USES_TEXT_PAGE_2
-         jmp   $800
+         lda   #$60
+         sta   $863
+         jsr   $800
+
+         lda   #0
+         sta   $AE2A
+         lda   #1
+         sta   $AE2C
+         lda   #$A4
+         sta   $AE28      ; reset vector patch
+
+         jmp   $AE27
+
 
 !if * > $1C0 {
   !error "code is too large, ends at ", *