vty: Fix format string issue
diff --git a/openbsc/src/vty/vty.c b/openbsc/src/vty/vty.c
index b403a7b..6e3134a 100644
--- a/openbsc/src/vty/vty.c
+++ b/openbsc/src/vty/vty.c
@@ -282,7 +282,7 @@
 		} else
 			vty_out(vty, "MOTD file not found%s", VTY_NEWLINE);
 	} else if (host.motd)
-		vty_out(vty, host.motd);
+		vty_out(vty, "%s", host.motd);
 }
 
 /* Put out prompt and wait input from user. */