diff --git a/apps/recorder/albumart.c b/apps/recorder/albumart.c
index 50794c06c8..dfa94dd9ac 100644
--- a/apps/recorder/albumart.c
+++ b/apps/recorder/albumart.c
@@ -56,9 +56,9 @@
  * The function return parameter is a pointer to the filename
  *   inside the given fullpath.
  */
-static char* strip_filename(char* buf, int buf_size, const char* fullpath)
+static const char* strip_filename(char* buf, int buf_size, const char* fullpath)
 {
-    char* sep;
+    const char* sep;
     int   len;
 
     if (!buf || buf_size <= 0 || !fullpath)