diff --git a/.travis.yml b/.travis.yml
index 15eac82..7ba9454 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,10 @@
 language: ruby
 cache: bundler
 rvm:
-  - 2.1.5
-  - 2.3.0
+  - 2.5.1
+  - 2.6.5
 addons:
   code_climate:
     repo_token: 3a5842d3d6c393759eaf9ea134c751c07371cd4f185d446ffe82fe116414972d
+before_install:
+  - yes | gem update --system
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 16765dc..a0c553b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,9 @@
 Hieracles Changelog
 =======================
 
+### 0.4.3 - 2020-02-26
+- dependencies update
+
 ### 0.4.2 - 2017-03-17
 - fix formatting for console on params
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 6320e05..ee988c7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    hieracles (0.4.2)
+    hieracles (0.4.3)
       awesome_print
       deep_merge
       httparty
@@ -9,56 +9,65 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    ast (2.3.0)
-    awesome_print (1.7.0)
-    coveralls (0.8.16)
-      json (>= 1.8, < 3)
-      simplecov (~> 0.12.0)
-      term-ansicolor (~> 1.3.0)
-      thor (~> 0.19.1)
-      tins (>= 1.6.0, < 2)
-    deep_merge (1.1.1)
-    diff-lcs (1.2.5)
-    docile (1.1.5)
-    httparty (0.14.0)
+    ast (2.4.0)
+    awesome_print (1.8.0)
+    coveralls (0.7.2)
+      multi_json (~> 1.3)
+      rest-client (= 1.6.7)
+      simplecov (>= 0.7)
+      term-ansicolor (= 1.2.2)
+      thor (= 0.18.1)
+    deep_merge (1.2.1)
+    diff-lcs (1.3)
+    docile (1.3.2)
+    httparty (0.18.0)
+      mime-types (~> 3.0)
       multi_xml (>= 0.5.2)
-    json (2.0.2)
-    multi_xml (0.5.5)
-    parser (2.3.2.0)
-      ast (~> 2.2)
-    powerpack (0.1.1)
-    rainbow (2.1.0)
-    rake (11.3.0)
-    rspec (3.5.0)
-      rspec-core (~> 3.5.0)
-      rspec-expectations (~> 3.5.0)
-      rspec-mocks (~> 3.5.0)
-    rspec-core (3.5.4)
-      rspec-support (~> 3.5.0)
-    rspec-expectations (3.5.0)
+    jaro_winkler (1.5.4)
+    mime-types (3.3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2019.1009)
+    multi_json (1.14.1)
+    multi_xml (0.6.0)
+    parallel (1.19.1)
+    parser (2.7.0.2)
+      ast (~> 2.4.0)
+    rainbow (3.0.0)
+    rake (13.0.1)
+    rest-client (1.6.7)
+      mime-types (>= 1.16)
+    rexml (3.2.4)
+    rspec (3.9.0)
+      rspec-core (~> 3.9.0)
+      rspec-expectations (~> 3.9.0)
+      rspec-mocks (~> 3.9.0)
+    rspec-core (3.9.1)
+      rspec-support (~> 3.9.1)
+    rspec-expectations (3.9.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-mocks (3.5.0)
+      rspec-support (~> 3.9.0)
+    rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-support (3.5.0)
-    rubocop (0.45.0)
-      parser (>= 2.3.1.1, < 3.0)
-      powerpack (~> 0.1)
-      rainbow (>= 1.99.1, < 3.0)
+      rspec-support (~> 3.9.0)
+    rspec-support (3.9.2)
+    rubocop (0.80.0)
+      jaro_winkler (~> 1.5.1)
+      parallel (~> 1.10)
+      parser (>= 2.7.0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      rexml
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.8.1)
-    simplecov (0.12.0)
-      docile (~> 1.1.0)
-      json (>= 1.8, < 3)
-      simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.0)
-    term-ansicolor (1.3.2)
-      tins (~> 1.0)
-    thor (0.19.4)
-    tins (1.13.0)
-    unicode-display_width (1.1.1)
+      unicode-display_width (>= 1.4.0, < 1.7)
+    ruby-progressbar (1.10.1)
+    simplecov (0.18.5)
+      docile (~> 1.1)
+      simplecov-html (~> 0.11)
+    simplecov-html (0.12.1)
+    term-ansicolor (1.2.2)
+      tins (~> 0.8)
+    thor (0.18.1)
+    tins (0.13.2)
+    unicode-display_width (1.6.1)
 
 PLATFORMS
   ruby
@@ -74,4 +83,4 @@ DEPENDENCIES
   simplecov (>= 0.12.0)
 
 BUNDLED WITH
-   1.14.3
+   2.1.4
diff --git a/debian/changelog b/debian/changelog
index cb00226..f23a4c0 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+ruby-hieracles (0.4.3.0) unstable; urgency=medium
+
+  * upstream 0.4.3
+    - dependencies update
+
+ -- lessyv <lessyv@gandi.net>  Wed, 26 Feb 2020 14:55:13 +0000
+
 ruby-hieracles (0.4.2.0) unstable; urgency=medium
 
   * upstream 0.4.2
diff --git a/lib/hieracles/formats/yaml.rb b/lib/hieracles/formats/yaml.rb
index d1fb54e..7cbfd71 100644
--- a/lib/hieracles/formats/yaml.rb
+++ b/lib/hieracles/formats/yaml.rb
@@ -76,6 +76,10 @@ def add_fixnum(output, key, leaf, params, indent)
         added output, key, leaf, params
       end
 
+      def add_integer(output, key, leaf, params, indent)
+        added output, key, leaf, params
+      end
+
       def add_float(output, key, leaf, params, indent)
         added output, key, leaf, params
       end