diff --git a/apps/plugin.h b/apps/plugin.h
index a504e2e841..9d3ef8e366 100644
--- a/apps/plugin.h
+++ b/apps/plugin.h
@@ -284,8 +284,8 @@ struct plugin_api {
                               unsigned char *buf, int num_frames,
                               unsigned long header_template,
                               void (*progressfunc)(int), bool generate_toc);
-    unsigned long (*find_next_frame)(int fd, int *offset,
-                                     int max_offset, unsigned long last_header);
+    unsigned long (*find_next_frame)(int fd, long *offset,
+                                     long max_offset, unsigned long last_header);
     int (*battery_level)(void);
     bool (*battery_level_safe)(void);
 #if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
diff --git a/firmware/mpeg.c b/firmware/mpeg.c
index 5b5faceeb1..b89fb6fc5d 100644
--- a/firmware/mpeg.c
+++ b/firmware/mpeg.c
@@ -1026,7 +1026,7 @@ static void mpeg_thread(void)
     unsigned long saved_header = 0;
     int startpos;
     int rc;
-    int offset;
+    long offset;
     int countdown;
 #endif /* #if CONFIG_HWCODEC == MAS3587F */