diff --git a/rebar.config b/rebar.config
index 29b1cdc..7c9b062 100644
--- a/rebar.config
+++ b/rebar.config
@@ -1,6 +1,6 @@
 %%-*- mode: erlang -*-
 
-{require_min_otp_vsn, "22.3"}.
+{minimum_otp_vsn, "23"}.
 
 {project_plugins, [rebar3_hex, rebar3_ex_doc]}.
 
@@ -16,7 +16,6 @@
             locals_not_used,
             deprecated_function_calls
         ]},
-
         {xref_ignores, [
         ]},
 		{plugins, [
@@ -35,7 +34,6 @@
               no_return
           ]}
         ]},
-		
 		{erl_opts, [
 			debug_info
 		]}
diff --git a/src/cowmachine.app.src b/src/cowmachine.app.src
index 2676987..bd3bbe2 100644
--- a/src/cowmachine.app.src
+++ b/src/cowmachine.app.src
@@ -12,7 +12,6 @@
   {env, [
         {use_sendfile, erlang}
   ]},
-  {maintainers, ["Zotonic Team"]},
   {licenses, ["Apache-2.0"]},
   {links, [{"GitHub", "https://github.com/zotonic/cowmachine"}]}
  ]}.