diff --git a/sys/dev/jme/if_jme.c b/sys/dev/jme/if_jme.c
index eb8b6304523..91642937c2c 100644
--- a/sys/dev/jme/if_jme.c
+++ b/sys/dev/jme/if_jme.c
@@ -783,7 +783,7 @@ jme_attach(device_t dev)
 
 	/* VLAN capability setup */
 	ifp->if_capabilities |= IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING |
-	    IFCAP_VLAN_HWCSUM;
+	    IFCAP_VLAN_HWCSUM | IFCAP_VLAN_HWTSO;
 	ifp->if_capenable = ifp->if_capabilities;
 
 	/* Tell the upper layer(s) we support long frames. */
@@ -2000,6 +2000,9 @@ jme_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 		if ((mask & IFCAP_VLAN_HWCSUM) != 0 &&
 		    (ifp->if_capabilities & IFCAP_VLAN_HWCSUM) != 0)
 			ifp->if_capenable ^= IFCAP_VLAN_HWCSUM;
+		if ((mask & IFCAP_VLAN_HWTSO) != 0 &&
+		    (ifp->if_capabilities & IFCAP_VLAN_HWTSO) != 0)
+			ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
 		if ((mask & IFCAP_VLAN_HWTAGGING) != 0 &&
 		    (IFCAP_VLAN_HWTAGGING & ifp->if_capabilities) != 0) {
 			ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;