diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ae836f..67d3955 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Support for visual image comparison in specs
 - Automated visual comparison of images in specs, also serving as a record of exact rendering behaviour
 - Development scripts for performing benchmarks
+- Basic test coverage for transparency support
 
 ### Changed
 - Extracted image operations to separate files within a dedicated module
diff --git a/spec/fixtures/match-with-transparency.png b/spec/fixtures/match-with-transparency.png
new file mode 100644
index 0000000..f9dbf6b
Binary files /dev/null and b/spec/fixtures/match-with-transparency.png differ
diff --git a/spec/fixtures/reference_images/match-multiple-operations-and-straighten.jpg b/spec/fixtures/reference_images/match-multiple-operations-and-straighten.jpg
new file mode 100644
index 0000000..5a53df8
Binary files /dev/null and b/spec/fixtures/reference_images/match-multiple-operations-and-straighten.jpg differ
diff --git a/spec/fixtures/reference_images/match-multiple-operations.jpg b/spec/fixtures/reference_images/match-multiple-operations.jpg
new file mode 100644
index 0000000..e793f70
Binary files /dev/null and b/spec/fixtures/reference_images/match-multiple-operations.jpg differ
diff --git a/spec/morandi_spec.rb b/spec/morandi_spec.rb
index af0b734..c1486c0 100644
--- a/spec/morandi_spec.rb
+++ b/spec/morandi_spec.rb
@@ -421,6 +421,38 @@
         expect(created_file_sizes.sort).to eq(files_in_increasing_quality_order)
       end
     end
+
+    context 'with transparent png input' do
+      let(:file_in) { 'spec/fixtures/match-with-transparency.png' }
+      let(:options) do
+        {
+          'gamma' => 1.1,
+          'fx' => 'sepia',
+          'crop' => [10, 2, 600, 840]
+        }
+      end
+
+      it 'applies transformations' do
+        process_image
+
+        expect(File).to exist(file_out)
+        expect(processed_image_type).to eq('jpeg')
+        expect(file_out).to match_reference_image('match-multiple-operations')
+      end
+
+      context 'with straighten option' do
+        # Tested explicitly, because pixbuf happens to handle transparency differently when using straighten
+        let(:options) { super().merge('straighten' => 2) }
+
+        it 'applies transformations' do
+          process_image
+
+          expect(File).to exist(file_out)
+          expect(processed_image_type).to eq('jpeg')
+          expect(file_out).to match_reference_image('match-multiple-operations-and-straighten')
+        end
+      end
+    end
   end
 
   context 'pixbuf processor' do