3 files changed, 7 insertions, 1 deletions

diff --git a/firmware/export/config-h100.h b/firmware/export/config-h100.h
index 96efdd2406..e33b985509 100644
--- a/firmware/export/config-h100.h
+++ b/firmware/export/config-h100.h
@@ -7,6 +7,9 @@
  */
 #define IRIVER_H100_SERIES 1
 
+/* For Rolo and boot loader */
+#define MODEL_NUMBER 1
+
 /* define this if you have recording possibility */
 /*#define HAVE_RECORDING 1*/
 
diff --git a/firmware/export/config-h120.h b/firmware/export/config-h120.h
index 90a676f4dd..9b93eae070 100644
--- a/firmware/export/config-h120.h
+++ b/firmware/export/config-h120.h
@@ -3,6 +3,9 @@
  */
 #define IRIVER_H100_SERIES 1
 
+/* For Rolo and boot loader */
+#define MODEL_NUMBER 0
+
 /* define this if you have recording possibility */
 /*#define HAVE_RECORDING 1*/
 
diff --git a/firmware/rolo.c b/firmware/rolo.c
index 1401307d18..f6fba5f840 100644
--- a/firmware/rolo.c
+++ b/firmware/rolo.c
@@ -127,7 +127,7 @@ int rolo_load(const char* filename)
         return -1;
     }
 
-    checksum = 0;
+    checksum = MODEL_NUMBER;
     
     for(i = 0;i < length;i++) {
         checksum += audiobuf[i];