diff --git a/applications/jpip/libopenjpip/byte_manager.c b/applications/jpip/libopenjpip/byte_manager.c
index 54f27e55..e0c628b1 100644
--- a/applications/jpip/libopenjpip/byte_manager.c
+++ b/applications/jpip/libopenjpip/byte_manager.c
@@ -30,7 +30,6 @@
 
 #include <stdio.h>
 #include <sys/types.h>
-#include <unistd.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include "byte_manager.h"
diff --git a/applications/jpip/libopenjpip/dec_clientmsg_handler.c b/applications/jpip/libopenjpip/dec_clientmsg_handler.c
index e8faa81a..e2b54117 100644
--- a/applications/jpip/libopenjpip/dec_clientmsg_handler.c
+++ b/applications/jpip/libopenjpip/dec_clientmsg_handler.c
@@ -31,7 +31,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <unistd.h>
 #include "dec_clientmsg_handler.h"
 #include "ihdrbox_manager.h"
 #include "jpipstream_manager.h"
diff --git a/applications/jpip/libopenjpip/openjpip.c b/applications/jpip/libopenjpip/openjpip.c
index 935e9ab7..61f03550 100644
--- a/applications/jpip/libopenjpip/openjpip.c
+++ b/applications/jpip/libopenjpip/openjpip.c
@@ -46,7 +46,6 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
-#include <unistd.h>
 #include "jp2k_encoder.h"
 
 #ifdef SERVER
diff --git a/applications/jpip/libopenjpip/sock_manager.c b/applications/jpip/libopenjpip/sock_manager.c
index f53b9fdb..748791f2 100644
--- a/applications/jpip/libopenjpip/sock_manager.c
+++ b/applications/jpip/libopenjpip/sock_manager.c
@@ -39,7 +39,6 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include "sock_manager.h"
 
 #ifdef SERVER
diff --git a/applications/jpip/libopenjpip/target_manager.c b/applications/jpip/libopenjpip/target_manager.c
index 9a826075..db084ee1 100644
--- a/applications/jpip/libopenjpip/target_manager.c
+++ b/applications/jpip/libopenjpip/target_manager.c
@@ -33,7 +33,6 @@
 #include <stdio.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <unistd.h>
 #include <fcntl.h>
 #include <time.h>
 #include "target_manager.h"