diff --git a/src/pputile.h b/src/pputile.h
index f9ba873..aca6ae6 100644
--- a/src/pputile.h
+++ b/src/pputile.h
@@ -1,9 +1,9 @@
 uint8 *C;
-register uint8 cc;
+uint8 cc;
 uint32 vadr;
 
 #ifndef PPUT_MMC5SP
-	register uint8 zz;
+	uint8 zz;
 #else
 	uint8 xs, ys;
 	xs = X1;