diff --git a/include/wvstrutils.h b/include/wvstrutils.h

index dacad9f..00c3610 100644

--- a/include/wvstrutils.h

+++ b/include/wvstrutils.h

@@ -10,6 +10,8 @@

 #define __WVSTRUTILS_H

 #include <sys/types.h> // for off_t

+#include <sys/stat.h>

+#include <unistd.h>

 #include <time.h>

 #include <ctype.h>

 #include "wvstring.h"

diff --git a/utils/wvuid.cc b/utils/wvuid.cc

index 7fa1035..e048c1b 100644

--- a/utils/wvuid.cc

+++ b/utils/wvuid.cc

@@ -6,6 +6,7 @@

  */ 

 #include "wvautoconf.h"

 #include "wvuid.h"

+#include <unistd.h>

 #if WIN32