diff --git a/sys/dev/vinum/vinum.c b/sys/dev/vinum/vinum.c
index 1c639f625680..4b7089c800a6 100644
--- a/sys/dev/vinum/vinum.c
+++ b/sys/dev/vinum/vinum.c
@@ -273,7 +273,7 @@ vinum_modevent(module_t mod, modeventtype_t type, void *unused)
     return 0;
 }
 
-moduledata_t vinum_mod =
+static moduledata_t vinum_mod =
 {
     "vinum",
     (modeventhand_t) vinum_modevent,