diff --git a/Makefile b/Makefile
index 15d1d0e..1d89693 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,7 @@ config/prod-sys.config: config/sys.config.example
 config/prod-vm.args: config/vm.args.example
 	[ -f $@ ] && diff -u $@ $^ || true
 	cp -i -b $^ $@
-	@IP=$(shell curl -s -4 -m 10 http://ip.seriyps.ru  || curl -s -4 -m 10 https://digitalresistance.dog/myIp) \
+	@IP=$(shell curl -s -4 -m 10 http://ip.seriyps.com  || curl -s -4 -m 10 https://digitalresistance.dog/myIp) \
 		&& sed -i s/@0\.0\.0\.0/@$${IP}/ $@
 
 user:
diff --git a/README.md b/README.md
index d076126..a5b5632 100644
--- a/README.md
+++ b/README.md
@@ -414,7 +414,7 @@ share their credentials with others. To add client's fake domain to whitelist:
 mtp_policy_table:add(customer_domains, tls_domain, "my-client1.example.com").'
 ```
 
-And then use http://seriyps.ru/mtpgen.html to generate unique link for them.
+And then use https://seriyps.com/mtpgen.html to generate unique link for them.
 Be aware that domains table will be reset if proxy is restarted! Make sure you re-add them
 when proxy restarts (eg, via [systemd hook script](https://unix.stackexchange.com/q/326181/70382)).
 
diff --git a/src/mtproto_proxy.app.src b/src/mtproto_proxy.app.src
index 7510032..91709f2 100644
--- a/src/mtproto_proxy.app.src
+++ b/src/mtproto_proxy.app.src
@@ -1,6 +1,6 @@
 {application, mtproto_proxy,
  [{description, "High-performance Telegram MTProto proxy server"},
-  {vsn, "0.7.1"},
+  {vsn, "0.7.3"},
   {registered, []},
   {mod, { mtproto_proxy_app, []}},
   {applications,
@@ -66,7 +66,7 @@
         %% `ip_lookup_services' will be tried one-by-one: if 1st is not responding,
         %% 2nd one will be tried and so on
         {ip_lookup_services,
-         ["http://ipv4.seriyps.ru/",
+         ["http://ipv4.seriyps.com/",
           "http://v4.ident.me/",
           "http://ipv4.icanhazip.com/",
           "https://digitalresistance.dog/myIp"]},