diff --git a/res/res_http_post.c b/res/res_http_post.c
index 0d9ca571c6..4a31567203 100644
--- a/res/res_http_post.c
+++ b/res/res_http_post.c
@@ -37,7 +37,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision: 111213 $")
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <gmime/gmime.h>
-#if defined (__OpenBSD__)
+#if defined (__OpenBSD__) || defined(__FreeBSD__)
 #include <libgen.h>
 #endif