diff --git a/lib/github_changelog_generator/generator/generator_tags.rb b/lib/github_changelog_generator/generator/generator_tags.rb
index 6e4cc7d..6873c10 100644
--- a/lib/github_changelog_generator/generator/generator_tags.rb
+++ b/lib/github_changelog_generator/generator/generator_tags.rb
@@ -45,11 +45,11 @@ module GitHubChangelogGenerator
       filtered_tags = all_tags
       if @options[:between_tags]
         @options[:between_tags].each do |tag|
-          unless all_tags.include? tag
-            puts "Warning: can't find tag #{tag}, specified with --between-tags option.".yellow
+          unless all_tags.map(&:name).include? tag
+            Helper.log.warn "Warning: can't find tag #{tag}, specified with --between-tags option."
           end
         end
-        filtered_tags = all_tags.select { |tag| @options[:between_tags].include? tag }
+        filtered_tags = all_tags.select { |tag| @options[:between_tags].include? tag.name }
       end
       filtered_tags
     end
@@ -58,11 +58,11 @@ module GitHubChangelogGenerator
       filtered_tags = all_tags
       if @options[:exclude_tags]
         @options[:exclude_tags].each do |tag|
-          unless all_tags.include? tag
-            puts "Warning: can't find tag #{tag}, specified with --between-tags option.".yellow
+          unless all_tags.map(&:name).include? tag
+            Helper.log.warn "Warning: can't find tag #{tag}, specified with --exclude-tags option."
           end
         end
-        filtered_tags = all_tags.reject { |tag| @options[:exclude_tags].include? tag }
+        filtered_tags = all_tags.reject { |tag| @options[:exclude_tags].include? tag.name }
       end
       filtered_tags
     end
diff --git a/spec/unit/generator/generator_tags_spec.rb b/spec/unit/generator/generator_tags_spec.rb
index f3ffca7..bc28290 100644
--- a/spec/unit/generator/generator_tags_spec.rb
+++ b/spec/unit/generator/generator_tags_spec.rb
@@ -6,20 +6,20 @@ describe GitHubChangelogGenerator::Generator do
       end
 
       subject do
-        @generator.get_filtered_tags(%w(1 2 3))
+        @generator.get_filtered_tags(tags_mash_from_strings(%w(1 2 3)))
       end
       it { is_expected.to be_a(Array) }
-      it { is_expected.to match_array(%w(1 2 3)) }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1 2 3))) }
     end
     context "when between_tags same as input array" do
       before do
         @generator = GitHubChangelogGenerator::Generator.new(between_tags: %w(1 2 3))
       end
       subject do
-        @generator.get_filtered_tags(%w(1 2 3))
+        @generator.get_filtered_tags(tags_mash_from_strings(%w(1 2 3)))
       end
       it { is_expected.to be_a(Array) }
-      it { is_expected.to match_array(%w(1 2 3)) }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1 2 3))) }
     end
 
     context "when between_tags filled with correct values" do
@@ -27,10 +27,10 @@ describe GitHubChangelogGenerator::Generator do
         @generator = GitHubChangelogGenerator::Generator.new(between_tags: %w(1 2))
       end
       subject do
-        @generator.get_filtered_tags(%w(1 2 3))
+        @generator.get_filtered_tags(tags_mash_from_strings(%w(1 2 3)))
       end
       it { is_expected.to be_a(Array) }
-      it { is_expected.to match_array(%w(1 2)) }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1 2))) }
     end
 
     context "when between_tags filled with invalid values" do
@@ -39,31 +39,42 @@ describe GitHubChangelogGenerator::Generator do
       end
 
       subject do
-        @generator.get_filtered_tags(%w(1 2 3))
+        @generator.get_filtered_tags(tags_mash_from_strings(%w(1 2 3)))
       end
       it { is_expected.to be_a(Array) }
-      it { is_expected.to match_array(%w(1)) }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1))) }
     end
   end
 
+  def tags_mash_from_strings(tags_strings)
+    mash_array = []
+    tags_strings.each do |tag|
+      mash_tag = Hashie::Mash.new
+      mash_tag.name = tag
+      mash_array << mash_tag
+    end
+    mash_array
+  end
+
   describe "#get_filtered_tags" do
-    subject { generator.get_filtered_tags(%w(1 2 3 4 5)) }
-    # before { generator.get_filtered_tags(%w(1 2 3 4 5)) }
+    subject do
+      generator.get_filtered_tags(tags_mash_from_strings(%w(1 2 3 4 5)))
+    end
 
     context "with excluded and between tags" do
       let(:generator) { GitHubChangelogGenerator::Generator.new(between_tags: %w(1 2 3), exclude_tags: %w(2)) }
       it { is_expected.to be_a Array }
-      it { is_expected.to match_array(%w(1 3)) }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1 3))) }
     end
   end
 
   describe "#filter_excluded_tags" do
-    subject { generator.filter_excluded_tags(%w(1 2 3)) }
+    subject { generator.filter_excluded_tags(tags_mash_from_strings(%w(1 2 3))) }
 
     context "with valid excluded tags" do
       let(:generator) { GitHubChangelogGenerator::Generator.new(exclude_tags: %w(3)) }
       it { is_expected.to be_a Array }
-      it { is_expected.to match_array(%w(1 2)) }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1 2))) }
     end
   end
 end