diff --git a/Source/script.cpp b/Source/script.cpp
index 8b421bf6..91b6f096 100644
--- a/Source/script.cpp
+++ b/Source/script.cpp
@@ -5362,11 +5362,13 @@ int CEXEBuild::do_add_file(const char *lgss, int attrib, int recurse, int linecn
     char *s=dir+strlen(dir);
     while (s > dir && *s != PATH_SEPARATOR_C) s=CharPrev(dir,s);
     *s=0;
+#ifndef _WIN32
     if (!*dir)
     {
       dir[0] = '.';
       dir[1] = 0;
     }
+#endif
   }
 
 #ifdef _WIN32