diff --git a/PublicVolume.cpp b/PublicVolume.cpp
index 893f928..119d92c 100644
--- a/PublicVolume.cpp
+++ b/PublicVolume.cpp
@@ -30,6 +30,7 @@
 #include <sys/mount.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/sysmacros.h>
 #include <sys/wait.h>
 
 using android::base::StringPrintf;