diff --git a/include/linuxdeploy/util/misc.h b/include/linuxdeploy/util/misc.h
index 09c3c47..6b38eb2 100644
--- a/include/linuxdeploy/util/misc.h
+++ b/include/linuxdeploy/util/misc.h
@@ -5,6 +5,7 @@
 #include <cstring>
 #include <sstream>
 #include <string>
+#include <unistd.h>
 #include <vector>
 
 namespace linuxdeploy {