diff --git a/apps/app_zapras.c b/apps/app_zapras.c
index b1cc5fbe00..efe93f9fbc 100755
--- a/apps/app_zapras.c
+++ b/apps/app_zapras.c
@@ -20,7 +20,11 @@
 #include <asterisk/options.h>
 #include <sys/ioctl.h>
 #include <sys/wait.h>
+#ifdef __linux__
 #include <sys/signal.h>
+#else
+#include <signal.h>
+#endif /* __linux__ */
 
 #include <stdlib.h>
 #include <unistd.h>