diff --git a/src/servers/print/Printer.cpp b/src/servers/print/Printer.cpp
index 74a9994a64..003b4d7a80 100644
--- a/src/servers/print/Printer.cpp
+++ b/src/servers/print/Printer.cpp
@@ -45,6 +45,7 @@
 #include <limits.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 	// BeOS API
 #include <Application.h>