diff --git a/sys/contrib/libnv/nvpair.c b/sys/contrib/libnv/nvpair.c
index 1e3bd0eae81e..ae7c9bf04a0e 100644
--- a/sys/contrib/libnv/nvpair.c
+++ b/sys/contrib/libnv/nvpair.c
@@ -1945,6 +1945,7 @@ nvpair_free(nvpair_t *nvp)
 	case NV_TYPE_STRING_ARRAY:
 		for (i = 0; i < nvp->nvp_nitems; i++)
 			nv_free(((char **)(intptr_t)nvp->nvp_data)[i]);
+		nv_free((char **)(intptr_t)nvp->nvp_data);
 		break;
 	}
 	nv_free(nvp);