diff --git a/src/audio_arm.cpp b/src/audio_arm.cpp
index 02ef5ce31..43b36733c 100644
--- a/src/audio_arm.cpp
+++ b/src/audio_arm.cpp
@@ -32,7 +32,7 @@
  *
  */
 
-#include "../open9x.h"
+#include "open9x.h"
 
 // Must NOT be in flash, PDC needs a RAM source.
 // Amplitude reduced to 30% to allow for voice volume