diff --git a/appveyor.yml b/appveyor.yml
index 9dce3ea..e8959da 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -7,7 +7,7 @@ shallow_clone: true
 
 environment:
   LR_EXTERNAL: c:\external
-  CURL_VER: 7.61.0
+  CURL_VER: 7.62.0
 
   matrix:
   - LUA: "lua 5.1"
diff --git a/src/lceasy.c b/src/lceasy.c
index a5b8685..0328648 100644
--- a/src/lceasy.c
+++ b/src/lceasy.c
@@ -291,6 +291,20 @@ static int lcurl_easy_mime(lua_State *L){
 
 #endif
 
+#if LCURL_CURL_VER_GE(7,62,0)
+
+static int lcurl_easy_upkeep(lua_State *L){
+  lcurl_easy_t *p = lcurl_geteasy(L);
+  CURLcode code = curl_easy_upkeep(p->curl);
+  if(code == CURLE_OK){
+    lua_settop(L, 1);
+    return 1;
+  }
+  return lcurl_fail_ex(L, p->err_mode, LCURL_ERROR_EASY, code);
+}
+
+#endif
+
 //{ OPTIONS
 
 //{ set
@@ -1760,6 +1774,7 @@ static const struct luaL_Reg lcurl_easy_methods[] = {
   { "escape",     lcurl_easy_escape         },
   { "unescape",   lcurl_easy_unescape       },
   { "perform",    lcurl_easy_perform        },
+  { "upkeep",     lcurl_easy_upkeep         },
   { "close",      lcurl_easy_cleanup        },
   { "__gc",       lcurl_easy_cleanup        },
   { "__tostring", lcurl_easy_to_s           },
diff --git a/src/lcerr_easy.h b/src/lcerr_easy.h
index 94ad143..d294e6b 100644
--- a/src/lcerr_easy.h
+++ b/src/lcerr_easy.h
@@ -71,7 +71,11 @@ ERR_ENTRY ( RECV_ERROR               )
 ERR_ENTRY ( OBSOLETE57               )
 ERR_ENTRY ( SSL_CERTPROBLEM          )
 ERR_ENTRY ( SSL_CIPHER               )
+#if LCURL_CURL_VER_GE(7,62,0)
+ERR_ENTRY ( OBSOLETE51               )
+#else
 ERR_ENTRY ( SSL_CACERT               )
+#endif
 ERR_ENTRY ( BAD_CONTENT_ENCODING     )
 ERR_ENTRY ( LDAP_INVALID_URL         )
 ERR_ENTRY ( FILESIZE_EXCEEDED        )
diff --git a/src/lcopteasy.h b/src/lcopteasy.h
index 3e7ae0b..d61edef 100644
--- a/src/lcopteasy.h
+++ b/src/lcopteasy.h
@@ -450,6 +450,13 @@ OPT_ENTRY(proxy_tls13_ciphers,      PROXY_TLS13_CIPHERS,      STR, 0, LCURL_DEFA
 OPT_ENTRY(tls13_ciphers,            TLS13_CIPHERS,            STR, 0, LCURL_DEFAULT_VALUE)
 #endif
 
+#if LCURL_CURL_VER_GE(7,61,0)
+OPT_ENTRY(upkeep_interval_ms,       UPKEEP_INTERVAL_MS,       LNG, 0, CURL_UPKEEP_INTERVAL_DEFAULT)
+OPT_ENTRY(doh_url,                  DOH_URL,                  STR, 0, LCURL_DEFAULT_VALUE)
+// thre no named value for default value. It just defined as 64kB in documentation
+OPT_ENTRY(upload_buffersize,        UPLOAD_BUFFERSIZE,        LNG, 0, 64 * 1024)
+#endif
+
 //{ Restore system macros
 
 #ifdef LCURL__TCP_FASTOPEN
diff --git a/src/lua/cURL/impl/cURL.lua b/src/lua/cURL/impl/cURL.lua
index 2e1fbce..e7243a9 100644
--- a/src/lua/cURL/impl/cURL.lua
+++ b/src/lua/cURL/impl/cURL.lua
@@ -381,6 +381,7 @@ Easy.setopt_httpauth  = wrap_setopt_flags("httpauth", {
   ["ONLY"            ] = curl.AUTH_ONLY;
   ["ANY"             ] = curl.AUTH_ANY;
   ["ANYSAFE"         ] = curl.AUTH_ANYSAFE;
+  ["BEARER"          ] = curl.AUTH_BEARER;
 })
 
 Easy.setopt_ssh_auth_types = wrap_setopt_flags("ssh_auth_types", {