diff --git a/security/psm/lib/client/cmtinit.c b/security/psm/lib/client/cmtinit.c
index b4d62993f6e4..cce94798c69a 100644
--- a/security/psm/lib/client/cmtinit.c
+++ b/security/psm/lib/client/cmtinit.c
@@ -36,7 +36,6 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
-#include <sys/un.h>
 #include <sys/stat.h>
 #include <netinet/tcp.h>
 #else