diff --git a/subsys/net/ip/net_pkt.c b/subsys/net/ip/net_pkt.c
index 9cf619f142e..cb5a54caec3 100644
--- a/subsys/net/ip/net_pkt.c
+++ b/subsys/net/ip/net_pkt.c
@@ -1151,9 +1151,10 @@ int net_pkt_alloc_buffer(struct net_pkt *pkt,
 
 	if (!buf) {
 #if NET_LOG_LEVEL >= LOG_LEVEL_DBG
-		NET_ERR("Data buffer allocation failed (%s:%d)", caller, line);
+		NET_ERR("Data buffer (%zd) allocation failed (%s:%d)",
+			alloc_len, caller, line);
 #else
-		NET_ERR("Data buffer allocation failed.");
+		NET_ERR("Data buffer (%zd) allocation failed.", alloc_len);
 #endif
 		return -ENOMEM;
 	}