diff --git a/src/id/jsr8b3.a b/src/id/jsr8b3.a
index 9b8ee2c..dd046f9 100755
--- a/src/id/jsr8b3.a
+++ b/src/id/jsr8b3.a
@@ -73,7 +73,5 @@ B8b3     sta   T02,y
          sta   $083F
          sta   $0842
          sta   $0845
-         pla
-         plp
          jmp   $0801
 }
diff --git a/src/id/mecc.a b/src/id/mecc.a
index 741c1ff..827f5c3 100755
--- a/src/id/mecc.a
+++ b/src/id/mecc.a
@@ -123,8 +123,6 @@ foundmeccm8
          ldy   #$A3
          lda   (modsrc),y
          sta   $B8FC
-         pla
-         plp
          jmp   ADStyle
 }
 
@@ -228,7 +226,5 @@ foundmeccm7
          ldy   #$2A
          lda   (modsrc),y
          sta   $B8FC
-         pla
-         plp
          jmp   ADStyle
 }
diff --git a/src/patchers/sierra.a b/src/patchers/sierra.a
index 97fb188..ca465c4 100755
--- a/src/patchers/sierra.a
+++ b/src/patchers/sierra.a
@@ -107,6 +107,18 @@ _sierra
          ldy   #$01
          jsr   modify
          !byte $60
++        ldy   #17
+         jsr   SearchTrack
+         !byte $48,$8A,$48,$98,$48,$20,$3D,$9B,$68,$A8,$68,$AA,$68,$28,$6C,$36,$00
+         bcs   +
+         inx
+         inx
+         inx
+         inx
+         inx
+         ldy   #$01
+         jsr   modify
+         !byte $2C
 +        jmp   .exit
 .foundsierra
          !byte $00