1 files changed, 4 insertions, 1 deletions
diff --git a/src/pcm_utils.c b/src/pcm_utils.c
index 6c0da8817..17449f7d2 100644
--- a/src/pcm_utils.c
+++ b/src/pcm_utils.c
@@ -21,7 +21,10 @@
 #include "utils.h"
 #include "conf.h"
 #include "audio_format.h"
-#include "os_compat.h"
+
+#include <assert.h>
+#include <string.h>
+#include <math.h>
 
 static inline int
 pcm_dither(void)