diff --git a/sys/fs/coda/coda.h b/sys/fs/coda/coda.h
index 93547a4d7e8..376a574a933 100644
--- a/sys/fs/coda/coda.h
+++ b/sys/fs/coda/coda.h
@@ -313,7 +313,7 @@ struct coda_statfs {
 #define VC_MAXMSGSIZE      sizeof(union inputArgs)+sizeof(union outputArgs) +\
                             VC_MAXDATASIZE  
 
-#define CIOC_KERNEL_VERSION _IOWR('c', 10, sizeof (int))
+#define CIOC_KERNEL_VERSION _IOWR('c', 10, int)
 #if	0
 	/* don't care about kernel version number */
 #define CODA_KERNEL_VERSION 0