diff --git a/jni/utils/file.c b/jni/utils/file.c
index 556882047..1fa243917 100644
--- a/jni/utils/file.c
+++ b/jni/utils/file.c
@@ -4,6 +4,8 @@
 #include <stdlib.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <errno.h>
+#include <string.h>
 #include <sys/sendfile.h>
 #include <sys/mman.h>
 
diff --git a/jni/utils/misc.c b/jni/utils/misc.c
index 7dc18010b..a943d2dd7 100644
--- a/jni/utils/misc.c
+++ b/jni/utils/misc.c
@@ -10,6 +10,7 @@
 #include <pwd.h>
 #include <signal.h>
 #include <sched.h>
+#include <unistd.h>
 #include <sys/types.h>
 #include <sys/mount.h>
 #include <sys/wait.h>