diff --git a/srcs/lwip/src/arch_linux/include/lwipopts.h b/srcs/lwip/src/arch_linux/include/lwipopts.h
index 5ace1e9..c681f5a 100644
--- a/srcs/lwip/src/arch_linux/include/lwipopts.h
+++ b/srcs/lwip/src/arch_linux/include/lwipopts.h
@@ -177,7 +177,7 @@
 /**
  * PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
  */
-#define PBUF_POOL_SIZE 10000
+#define PBUF_POOL_SIZE 8
 
 /*
    ---------------------------------
@@ -477,7 +477,7 @@ void sys_unlock_tcpip_core(void);
 #define LWIP_DBG_TYPES_ON               (LWIP_DBG_ON|LWIP_DBG_TRACE|LWIP_DBG_STATE|LWIP_DBG_FRESH)
 
 //#define ETHARP_DEBUG                    LWIP_DBG_ON
-#define NETIF_DEBUG                     LWIP_DBG_ON
+//#define NETIF_DEBUG                     LWIP_DBG_ON
 //#define PBUF_DEBUG                      LWIP_DBG_ON
 //#define API_LIB_DEBUG                   LWIP_DBG_ON
 //#define API_MSG_DEBUG                   LWIP_DBG_ON
@@ -502,7 +502,7 @@ void sys_unlock_tcpip_core(void);
 //#define TCP_QLEN_DEBUG                  LWIP_DBG_ON
 //#define UDP_DEBUG                       LWIP_DBG_ON
 //#define TCPIP_DEBUG                     LWIP_DBG_ON
-#define PPP_DEBUG                       LWIP_DBG_ON
+//#define PPP_DEBUG                       LWIP_DBG_ON
 //#define SLIP_DEBUG                      LWIP_DBG_ON
 //#define DHCP_DEBUG                      LWIP_DBG_ON
 //#define AUTOIP_DEBUG                    LWIP_DBG_ON
diff --git a/srcs/lwip/src/core/pbuf.c b/srcs/lwip/src/core/pbuf.c
index 7638dfd..5d6ca20 100644
--- a/srcs/lwip/src/core/pbuf.c
+++ b/srcs/lwip/src/core/pbuf.c
@@ -750,7 +750,11 @@ pbuf_free(struct pbuf *p)
      * further protection. */
     SYS_ARCH_PROTECT(old_level);
     /* all pbufs in a chain are referenced at least once */
-    LWIP_ASSERT("pbuf_free: p->ref > 0", p->ref > 0);
+    //LWIP_ASSERT("pbuf_free: p->ref > 0", p->ref > 0);
+    if(p->ref == 0) {
+        return 1;
+    }
+
     /* decrease reference count (number of pointers to pbuf) */
     ref = --(p->ref);
     SYS_ARCH_UNPROTECT(old_level);