diff --git a/apps/plugin.c b/apps/plugin.c
index 6509a43d69..bdb2d64239 100644
--- a/apps/plugin.c
+++ b/apps/plugin.c
@@ -782,7 +782,7 @@ static const struct plugin_api rockbox_api = {
     wheel_send_events,
 #endif
 
-#ifdef IRIVER_H100_SERIES
+#if defined(IRIVER_H100_SERIES) || defined(IRIVER_H300_SERIES)
     /* Routines for the iriver_flash -plugin. */
     detect_original_firmware,
     detect_flashed_ramimage,
diff --git a/apps/plugin.h b/apps/plugin.h
index 38d0ee0fff..12b7e68447 100644
--- a/apps/plugin.h
+++ b/apps/plugin.h
@@ -908,7 +908,7 @@ struct plugin_api {
     void (*wheel_send_events)(bool send);
 #endif
 
-#ifdef IRIVER_H100_SERIES
+#if defined(IRIVER_H100_SERIES) || defined(IRIVER_H300_SERIES)
     /* Routines for the iriver_flash -plugin. */
     bool (*detect_original_firmware)(void);
     bool (*detect_flashed_ramimage)(void);