1 files changed, 5 insertions, 0 deletions

diff --git a/firmware/id3.h b/firmware/id3.h
index 9c8d54aab8..604be25ab4 100644
--- a/firmware/id3.h
+++ b/firmware/id3.h
@@ -16,6 +16,9 @@
  * KIND, either express or implied.
  *
  ****************************************************************************/
+#ifndef ID3_H
+#define ID3_H
+
 struct mp3entry {
     char *path;
     char *title;
@@ -38,3 +41,5 @@ struct mp3entry {
 typedef struct mp3entry mp3entry;
 
 bool mp3info(mp3entry *entry, char *filename);
+
+#endif