diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a5eb93..e00a198 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 0.2.0
+  - move to use newer sequel gem
+    * this drops support for schema plugin
+  - refresh other dependencies as well
+
 # 0.1.10
   - FIX: check error_status from snmp_response and act based on that
 
diff --git a/Gemfile.lock b/Gemfile.lock
index c6c5cb2..3237463 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,25 +1,27 @@
 PATH
   remote: .
   specs:
-    corona (0.0.12)
-      asetus
-      sequel
-      slop
-      snmp
-      sqlite3
+    corona (0.2.0)
+      asetus (~> 0.3)
+      sequel (~> 5.10)
+      slop (~> 3.6)
+      snmp (~> 1.2)
+      sqlite3 (~> 1.4)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    asetus (0.0.7)
-      slop
-    sequel (4.9.0)
-    slop (3.5.0)
-    snmp (1.1.1)
-    sqlite3 (1.3.9)
+    asetus (0.3.0)
+    sequel (5.24.0)
+    slop (3.6.0)
+    snmp (1.3.2)
+    sqlite3 (1.4.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   corona!
+
+BUNDLED WITH
+   2.0.2
diff --git a/corona.gemspec b/corona.gemspec
index 9692e01..fce9ca3 100644
--- a/corona.gemspec
+++ b/corona.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name              = 'corona'
-  s.version           = '0.1.10'
+  s.version           = '0.2.0'
   s.licenses          = %w( 'Apache-2.0' )
   s.platform          = Gem::Platform::RUBY
   s.authors           = [ 'Saku Ytti' ]
@@ -13,9 +13,9 @@ Gem::Specification.new do |s|
   s.executables       = %w( corona )
   s.require_path      = 'lib'
 
-  s.add_runtime_dependency 'sequel',  '~> 4.12'
-  s.add_runtime_dependency 'sqlite3', '~> 1.3'
+  s.add_runtime_dependency 'sequel',  '~> 5.10'
+  s.add_runtime_dependency 'sqlite3', '~> 1.4'
   s.add_runtime_dependency 'snmp',    '~> 1.2'
-  s.add_runtime_dependency 'slop',    '~> 3.5'
-  s.add_runtime_dependency 'asetus',  '~> 0.1'
+  s.add_runtime_dependency 'slop',    '~> 3.6'
+  s.add_runtime_dependency 'asetus',  '~> 0.3'
 end
diff --git a/lib/corona/db/db.rb b/lib/corona/db/db.rb
index 8f9c2d6..9404c8c 100644
--- a/lib/corona/db/db.rb
+++ b/lib/corona/db/db.rb
@@ -3,8 +3,8 @@ class DB
     require 'sequel'
     require 'sqlite3'
     def initialize
-      Sequel::Model.plugin :schema
       @db = Sequel.sqlite(CFG.db, :max_connections => 1, :pool_timeout => 60)
+      create_table #unless @db.table_exists?(:devices)
       require_relative 'model'
     end
 
@@ -27,5 +27,25 @@ def old ip, oid_sysName
       sysName  = Device[:oid_sysName => oid_sysName]
       [ip, sysName]
     end
+
+    private
+    
+    def create_table
+      @db.create_table? :devices do
+        primary_key :id
+        String      :ip
+        String      :ptr
+        String      :model
+        String      :oid_ifDescr
+        Boolean     :active
+        Time        :first_seen
+        Time        :last_seen
+        String      :oid_sysName
+        String      :oid_sysLocation
+        String      :oid_sysDescr
+        String      :oid_sysObjectID
+      end
+    end
+
   end
 end
diff --git a/lib/corona/db/model.rb b/lib/corona/db/model.rb
index 6ed6383..a7e3c39 100644
--- a/lib/corona/db/model.rb
+++ b/lib/corona/db/model.rb
@@ -1,21 +1,6 @@
 module Corona
   class DB
     class Device < Sequel::Model
-      set_schema do
-        primary_key :id
-        String      :ip
-        String      :ptr
-        String      :model
-        String      :oid_ifDescr
-        Boolean     :active
-        Time        :first_seen
-        Time        :last_seen
-        String      :oid_sysName
-        String      :oid_sysLocation
-        String      :oid_sysDescr
-        String      :oid_sysObjectID
-      end
-      create_table unless table_exists?
     end
   end
 end