diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index 2272de90c2d46b7b237cdf2bdbaf7d3f9232f0b0..d9c9dc4ffeaf182510327495fe68a64b043a8b70 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -759,7 +759,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
 		df |= (inner_iph->frag_off&htons(IP_DF));
 
 	max_headroom = LL_RESERVED_SPACE(rt->dst.dev) + sizeof(struct iphdr)
-			+ rt->dst.header_len;
+			+ rt->dst.header_len + ip_encap_hlen(&tunnel->encap);
 	if (max_headroom > dev->needed_headroom)
 		dev->needed_headroom = max_headroom;