diff --git a/include/ChangeLog b/include/ChangeLog
index 361804404..5d3b6c40a 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2000-06-18  Nick Clifton  <nickc@redhat.com>
+
+	* os9k.h: Change values of MODSYNC and CRCCON due to bug report
+	from Russ Magee <rmagee@home.com>.
+
 2000-06-17  H.J. Lu  <hjl@gnu.org>
 
 	* getopt.h: Updated from gcc.
diff --git a/include/os9k.h b/include/os9k.h
index 0f2eed2d3..32ed0ac7e 100644
--- a/include/os9k.h
+++ b/include/os9k.h
@@ -10,7 +10,7 @@
 #define M_PARITY N_M_PARITY
 
 #ifdef _MPF68K
-#define MODSYNC 0x4afd      /* module header sync code for 680x0 processors */
+#define MODSYNC 0x4afc      /* module header sync code for 680x0 processors */
 #endif
 
 #ifdef _MPF386
@@ -18,7 +18,7 @@
 #endif
 
 #define MODREV	1			/* module format revision 1 */
-#define CRCCON	0x800fe3	/* crc polynomial constant */
+#define CRCCON	0x800063	/* crc polynomial constant */
 
 /* Module access permission values */
 #define MP_OWNER_READ	0x0001