diff --git a/headers/posix/arch/m68k/signal.h b/headers/posix/arch/m68k/signal.h
index bf8abf77b8..b968061769 100644
--- a/headers/posix/arch/m68k/signal.h
+++ b/headers/posix/arch/m68k/signal.h
@@ -15,7 +15,7 @@ struct vregs
 	ulong	pc,                                         /* program counter */
 		d0, d1, d2, d3, d4, d5, d6, d7,
 		a0, a1, a2, a3, a4, a5, a6, a7;
-	uchar	ccr;
+	unchar	ccr;
 #warning M68K: fix floats in vregs, add missing stuff.
    double f0,                                         /* fp scratch */
 	      f1,f2,f3,f4,f5,f6,f7,f8,f9,f10,f11,f12,f13; /* fp volatile regs */