diff --git a/samples/net/sockets/echo_client/overlay-bt.conf b/samples/net/sockets/echo_client/overlay-bt.conf
index f2c2cb3c2b7058..c7fb54cc9af187 100644
--- a/samples/net/sockets/echo_client/overlay-bt.conf
+++ b/samples/net/sockets/echo_client/overlay-bt.conf
@@ -13,3 +13,4 @@ CONFIG_NET_CONFIG_NEED_IPV6=y
 CONFIG_NET_CONFIG_NEED_IPV4=n
 CONFIG_NET_CONFIG_MY_IPV4_ADDR=""
 CONFIG_NET_CONFIG_PEER_IPV4_ADDR=""
+CONFIG_NET_BUF_RX_COUNT=64