diff --git a/a2bejwld.xcodeproj/project.xcworkspace/xcuserdata/jrand.xcuserdatad/UserInterfaceState.xcuserstate b/a2bejwld.xcodeproj/project.xcworkspace/xcuserdata/jrand.xcuserdatad/UserInterfaceState.xcuserstate
index 7e6f502..89574b3 100644
Binary files a/a2bejwld.xcodeproj/project.xcworkspace/xcuserdata/jrand.xcuserdatad/UserInterfaceState.xcuserstate and b/a2bejwld.xcodeproj/project.xcworkspace/xcuserdata/jrand.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/a2bejwld/dbllores.h b/a2bejwld/dbllores.h
index 1e408ee..5959a95 100644
--- a/a2bejwld/dbllores.h
+++ b/a2bejwld/dbllores.h
@@ -22,7 +22,10 @@ extern void __fastcall__ mixedTextMode(void);
 // The Apple //e card does not implement double lores correctly.  The colours
 // used on the aux bank need to be shifted but the //e card expects unshifted
 // colour values (ie the same as those on the main.  This function is called
-// when the game detects it is runing on a //e card which causes the graphics
+// when the game detects it is not running on a //c or //gs.  I would like to
+// get_ostype() from the cc65 runtime but it doesn't work reliably for detecting
+// the //e card.  So I put in my own detection based on the technote.  If the
+// function detects it is runing on a //e card, it causes the graphics
 // routines to use the same colours in the main and aux banks.
 extern void __fastcall__ setBuggyDblLoRes(void);
 
diff --git a/a2bejwld/dbllores.s b/a2bejwld/dbllores.s
index 962a499..4b76e2b 100644
--- a/a2bejwld/dbllores.s
+++ b/a2bejwld/dbllores.s
@@ -912,6 +912,20 @@ square:     .BYTE $0
 .endproc
 
 .proc _setBuggyDblLoRes
+    bit $c082
+    
+    lda $fbb3
+    cmp #$6
+    bne @L3
+    
+    lda $fbc0
+    cmp #$e0
+    bne @L3
+    
+    lda $fbdd
+    cmp #$02
+    bne @L3
+    
     ldx #63
 @L1:
     lda bgColor,X
@@ -925,7 +939,9 @@ square:     .BYTE $0
     sta gemAuxColours,X
     dex
     bpl @L2
-    
+
+@L3:
+    bit $c080
     rts
 .endproc
 
diff --git a/a2bejwld/machine.c b/a2bejwld/machine.c
index b820d9c..651d431 100644
--- a/a2bejwld/machine.c
+++ b/a2bejwld/machine.c
@@ -94,8 +94,7 @@ void initMachine(void)
     } else if (machineIs2GS(machineType)) {
         vblInit2gs();
         gOldSpeed = setGSSpeed(GS_SPEED_SLOW);
-    }
-    else if (machineType == APPLE_IIECARD)
+    } else
         setBuggyDblLoRes();
 }
 
diff --git a/a2bejwld/ui.c b/a2bejwld/ui.c
index f0ddb68..35ce470 100644
--- a/a2bejwld/ui.c
+++ b/a2bejwld/ui.c
@@ -26,7 +26,7 @@
 // Defines
 
 #define SAVE_OPTIONS_FILE "A2BEJWLD.OPTS"
-#define VERSION "v2.5.a1"
+#define VERSION "v2.5.a3"
 
 #define OPTIONS_VERSION_UNSAVED 0
 #define OPTIONS_VERSION 2