diff --git a/src/libFLAC/include/private/all.h b/src/libFLAC/include/private/all.h
index d4f821d9..3f6a17e0 100644
--- a/src/libFLAC/include/private/all.h
+++ b/src/libFLAC/include/private/all.h
@@ -22,6 +22,7 @@
 
 #include "bitbuffer.h"
 #include "bitmath.h"
+#include "cpu.h"
 #include "crc.h"
 #include "encoder_framing.h"
 #include "fixed.h"