diff --git a/TMessagesProj/jni/tgnet/Config.cpp b/TMessagesProj/jni/tgnet/Config.cpp
index 2e86d8668..6da1995e6 100644
--- a/TMessagesProj/jni/tgnet/Config.cpp
+++ b/TMessagesProj/jni/tgnet/Config.cpp
@@ -7,6 +7,7 @@
  */
 
 #include <sys/stat.h>
+#include <unistd.h>
 #include "Config.h"
 #include "ConnectionsManager.h"
 #include "FileLog.h"