diff --git a/Gemfile.lock b/Gemfile.lock
index 997fb6a..d59a56f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -79,7 +79,7 @@ GEM
     erubi (1.13.0)
     ethon (0.16.0)
       ffi (>= 1.15.0)
-    factbase (0.3.0)
+    factbase (0.4.0)
       backtrace (> 0)
       decoor (> 0)
       json (~> 2.7)
diff --git a/lib/fbe/fb.rb b/lib/fbe/fb.rb
index f7a730c..6a455c8 100644
--- a/lib/fbe/fb.rb
+++ b/lib/fbe/fb.rb
@@ -40,11 +40,12 @@ def Fbe.fb(fb: $fb, global: $global, options: $options, loog: $loog)
         uid: '_id'
       )
       fbe =
-        Factbase::Pre.new(fbe) do |f|
-          max = fbe.query('(eq _id (max _id))').each.to_a.first
+        Factbase::Pre.new(fbe) do |f, fbt|
+          max = fbt.query('(eq _id (max _id))').each.to_a.first
           f._id = (max.nil? ? 0 : max._id) + 1
           f._time = Time.now
           f._version = "#{Factbase::VERSION}/#{Judges::VERSION}/#{options.action_version}"
+          f._job = options.job_id unless options.job_id.nil?
         end
       Factbase::Looged.new(fbe, loog)
     end
diff --git a/test/fbe/test_fb.rb b/test/fbe/test_fb.rb
index 46aad1a..3cca4bd 100644
--- a/test/fbe/test_fb.rb
+++ b/test/fbe/test_fb.rb
@@ -46,4 +46,31 @@ def test_simple
     stdout = $loog.to_s
     assert(stdout.include?('Inserted new fact #1'), stdout)
   end
+
+  def test_increment_id_in_transaction
+    $fb = Factbase.new
+    $global = {}
+    $options = Judges::Options.new
+    $loog = Loog::Buffer.new
+    Fbe.fb.txn do |fbt|
+      fbt.insert
+      fbt.insert
+    end
+    arr = Fbe.fb.query('(always)').each.to_a
+    assert_equal(1, arr[0]._id)
+    assert_equal(2, arr[1]._id)
+  end
+
+  def test_adds_meta_properties
+    $fb = Factbase.new
+    $global = {}
+    $options = Judges::Options.new('JOB_ID' => 42)
+    $loog = Loog::Buffer.new
+    Fbe.fb.insert
+    f = Fbe.fb.query('(always)').each.to_a.first
+    assert(!f._id.nil?)
+    assert(!f._time.nil?)
+    assert(!f._version.nil?)
+    assert(!f._job.nil?)
+  end
 end