diff --git a/src/fakepackets.c b/src/fakepackets.c
index adb261ab..945a3d23 100644
--- a/src/fakepackets.c
+++ b/src/fakepackets.c
@@ -7,7 +7,7 @@
 #include "windivert.h"
 #include "goodbyedpi.h"
 
-static const unsigned char fake_http_request[] = "GET / HTTP/1.1\r\nHost: www.w3.org\r\n"
+static const unsigned char fake_http_request[] = "GET / HTTP/3.0\r\nHost: www.yandex.ru\r\n"
                                                  "User-Agent: curl/8.2.1\r\nAccept: */*\r\n"
                                                  "Accept-Encoding: deflate, gzip, br\r\n\r\n";
 static const unsigned char fake_https_request[] = {
diff --git a/src/goodbyedpi.c b/src/goodbyedpi.c
index d6cbb5bc..2ed2db8e 100644
--- a/src/goodbyedpi.c
+++ b/src/goodbyedpi.c
@@ -1466,4 +1466,4 @@ int main(int argc, char *argv[]) {
             break;
         }
     }
-}
+}
\ No newline at end of file
diff --git a/src/ttltrack.c b/src/ttltrack.c
index acac0612..69201e30 100644
--- a/src/ttltrack.c
+++ b/src/ttltrack.c
@@ -38,6 +38,8 @@ typedef struct tcp_connrecord {
 
 static time_t last_cleanup = 0;
 static tcp_connrecord_t *conntrack = NULL;
+static tcp_connrecord_t connrecord_pool[CONNRECORD_POOL_SIZE];
+static int connrecord_pool_index = 0;
 
 inline static void fill_key_data(char *key, const uint8_t is_ipv6, const uint32_t srcip[4],
                     const uint32_t dstip[4], const uint16_t srcport, const uint16_t dstport)
@@ -145,7 +147,7 @@ static int add_tcp_conntrack(const uint32_t srcip[4], const uint32_t dstip[4],
     if (!(srcip && srcport && dstip && dstport))
         return FALSE;
 
-    tcp_connrecord_t *tmp_connrecord = malloc(sizeof(tcp_connrecord_t));
+    tcp_connrecord_t *tmp_connrecord = &connrecord_pool[connrecord_pool_index++];
     construct_key(srcip, dstip, srcport, dstport, tmp_connrecord->key, is_ipv6);
 
     if (!check_get_tcp_conntrack_key(tmp_connrecord->key, NULL)) {
@@ -156,7 +158,6 @@ static int add_tcp_conntrack(const uint32_t srcip[4], const uint32_t dstip[4],
         return TRUE;
     }
     debug("Not added TCP conntrack %u:%hu - %u:%hu\n", srcip[0], ntohs(srcport), dstip[0], ntohs(dstport));
-    free(tmp_connrecord);
     return FALSE;
 }
 
@@ -173,8 +174,7 @@ static void tcp_cleanup() {
 
         HASH_ITER(hh, conntrack, tmp_connrecord, tmp_connrecord2) {
             if (difftime(last_cleanup, tmp_connrecord->time) >= TCP_CLEANUP_INTERVAL_SEC) {
-                HASH_DEL(conntrack, tmp_connrecord);
-                free(tmp_connrecord);
+                HASH_DELETE(hh, conntrack, tmp_connrecord);
             }
         }
     }
@@ -209,8 +209,7 @@ int tcp_handle_outgoing(uint32_t srcip[4], uint32_t dstip[4],
     if (check_get_tcp_conntrack_key(key, &tmp_connrecord) && tmp_connrecord) {
         /* Connection exists in conntrack, moving on */
         deconstruct_key(key, tmp_connrecord, conn_info);
-        HASH_DEL(conntrack, tmp_connrecord);
-        free(tmp_connrecord);
+        HASH_DELETE(hh, conntrack, tmp_connrecord);
         debug("____tcp_handle_outgoing TRUE: srcport = %hu\n", ntohs(srcport));
         return TRUE;
     }
@@ -249,4 +248,4 @@ int tcp_get_auto_ttl(const uint8_t ttl, const uint8_t autottl1,
     }
 
     return ttl_of_fake_packet;
-}
\ No newline at end of file
+}
diff --git a/src/utils/uthash.h b/src/utils/uthash.h
index 9a396b61..070f7b44 100644
--- a/src/utils/uthash.h
+++ b/src/utils/uthash.h
@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2003-2021, Troy D. Hanson     http://troydhanson.github.io/uthash/
+Copyright (c) 2003-2022, Troy D. Hanson  https://troydhanson.github.io/uthash/
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -51,6 +51,8 @@ typedef unsigned char uint8_t;
 #else                   /* VS2008 or older (or VS2010 in C mode) */
 #define NO_DECLTYPE
 #endif
+#elif defined(__MCST__)  /* Elbrus C Compiler */
+#define DECLTYPE(x) (__typeof(x))
 #elif defined(__BORLANDC__) || defined(__ICCARM__) || defined(__LCC__) || defined(__WATCOMC__)
 #define NO_DECLTYPE
 #else                   /* GNU, Sun and other compilers */
@@ -450,7 +452,7 @@ do {
 
 #define HASH_DELETE_HH(hh,head,delptrhh)                                         \
 do {                                                                             \
-  struct UT_hash_handle *_hd_hh_del = (delptrhh);                                \
+  const struct UT_hash_handle *_hd_hh_del = (delptrhh);                          \
   if ((_hd_hh_del->prev == NULL) && (_hd_hh_del->next == NULL)) {                \
     HASH_BLOOM_FREE((head)->hh.tbl);                                             \
     uthash_free((head)->hh.tbl->buckets,                                         \
@@ -593,7 +595,9 @@ do {
 
 
 /* SAX/FNV/OAT/JEN hash functions are macro variants of those listed at
- * http://eternallyconfuzzled.com/tuts/algorithms/jsw_tut_hashing.aspx */
+ * http://eternallyconfuzzled.com/tuts/algorithms/jsw_tut_hashing.aspx
+ * (archive link: https://archive.is/Ivcan )
+ */
 #define HASH_SAX(key,keylen,hashv)                                               \
 do {                                                                             \
   unsigned _sx_i;                                                                \
@@ -1133,4 +1137,4 @@ typedef struct UT_hash_handle {
    unsigned hashv;                   /* result of hash-fcn(key)        */
 } UT_hash_handle;
 
-#endif /* UTHASH_H */
+#endif /* UTHASH_H */
\ No newline at end of file