diff --git a/Makefile b/Makefile
index 9bded79..8b1f579 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,7 @@ obj/entry_rel.sym: obj obj/entry.o
 
 
 obj/rdisk7M5.o: rdisk.c obj
-	$(CC) -Wall -DRDiskSize=7864320 -c -Os $< -o $@
+	$(CC) -Wall -DRDiskSize=7864320 -march=68030 -c -Os $< -o $@
 
 obj/rdisk7M5.s: obj obj/rdisk7M5.o
 	$(OBJDUMP) -d obj/rdisk7M5.o > $@
diff --git a/bin/driver7M5.bin b/bin/driver7M5.bin
index 6920c07..1436dc5 100755
Binary files a/bin/driver7M5.bin and b/bin/driver7M5.bin differ
diff --git a/bin/rom8M.bin b/bin/rom8M.bin
index d253312..e1e5afc 100755
Binary files a/bin/rom8M.bin and b/bin/rom8M.bin differ
diff --git a/rdisk.c b/rdisk.c
index 3d2c5d5..653e37d 100644
--- a/rdisk.c
+++ b/rdisk.c
@@ -57,6 +57,7 @@ void C24(Ptr sourcePtr, Ptr destPtr, unsigned long byteCount) {
 void __attribute__ ((noinline)) P24(Ptr ptr, Ptr patch) {
 	signed char mode = true32b;
 	SwapMMUMode(&mode);
+	DebugStr("\phello");
 	*ptr = *patch; // Patch byte
 	SwapMMUMode(&mode);
 }
@@ -236,8 +237,8 @@ OSErr RDCtl(CntrlParamPtr p, DCtlPtr d) {
 			if (!c->status.diskInPlace || c->status.writeProt ||
 				!c->ramdisk) { return controlErr; } 
 			long long zero = 0;
-			if (*MMU32bit) { copy24(c->ramdisk, &zero, sizeof(zero)); }
-			else { copy24(c->ramdisk, StripAddress(&zero), sizeof(zero)); }
+			if (*MMU32bit) { copy24(c->ramdisk, (Ptr)(&zero), sizeof(zero)); }
+			else { copy24(c->ramdisk, StripAddress((Ptr)(&zero)), sizeof(zero)); }
 			return noErr;
 		case kVerify:
 			if (!c->status.diskInPlace) { return controlErr; }