diff --git a/src/Intervention/Image/Gd/Decoder.php b/src/Intervention/Image/Gd/Decoder.php
index 11a0bc0b..f5c34aa5 100644
--- a/src/Intervention/Image/Gd/Decoder.php
+++ b/src/Intervention/Image/Gd/Decoder.php
@@ -55,9 +55,25 @@ class Decoder extends \Intervention\Image\AbstractDecoder
                 $core = @imagecreatefromwebp($path);
                 break;
 
+            case 'image/bmp':
+            case 'image/ms-bmp':
+            case 'image/x-bitmap':
+            case 'image/x-bmp':
+            case 'image/x-ms-bmp':
+            case 'image/x-win-bitmap':
+            case 'image/x-windows-bmp':
+            case 'image/x-xbitmap':
+                if (! function_exists('imagecreatefrombmp')) {
+                    throw new NotReadableException(
+                        "Unsupported image type. GD/PHP installation does not support BMP format."
+                    );
+                }
+                $core = @imagecreatefrombmp($path);
+                break;
+
             default:
                 throw new NotReadableException(
-                    sprintf("Unsupported image type %s. GD driver is only able to decode JPG, PNG, GIF or WebP files.", strtolower($mime))
+                    sprintf("Unsupported image type %s. GD driver is only able to decode JPG, PNG, GIF, BMP or WebP files.", strtolower($mime))
                 );
         }
 
diff --git a/src/Intervention/Image/Gd/Encoder.php b/src/Intervention/Image/Gd/Encoder.php
index b2b03646..ab6d1f05 100644
--- a/src/Intervention/Image/Gd/Encoder.php
+++ b/src/Intervention/Image/Gd/Encoder.php
@@ -96,9 +96,19 @@ class Encoder extends \Intervention\Image\AbstractEncoder
      */
     protected function processBmp()
     {
-        throw new NotSupportedException(
-            "BMP format is not supported by Gd Driver."
-        );
+        if ( ! function_exists('imagebmp')) {
+            throw new NotSupportedException(
+                "BMP format is not supported by PHP installation."
+            );
+        }
+
+        ob_start();
+        imagebmp($this->image->getCore());
+        $this->image->mime = defined('IMAGETYPE_BMP') ? image_type_to_mime_type(IMAGETYPE_BMP) : 'image/bmp';
+        $buffer = ob_get_contents();
+        ob_end_clean();
+        
+        return $buffer;
     }
 
     /**
diff --git a/tests/EncoderTest.php b/tests/EncoderTest.php
index 25288243..a8573273 100644
--- a/tests/EncoderTest.php
+++ b/tests/EncoderTest.php
@@ -100,16 +100,18 @@ class EncoderTest extends TestCase
         $this->assertInstanceOf('Intervention\Image\Image', $img);
     }
 
-    /**
-     * @expectedException \Intervention\Image\Exception\NotSupportedException
-     */
     public function testProcessBmpGd()
     {
-        $core = imagecreatefromjpeg(__DIR__.'/images/test.jpg');
-        $encoder = new GdEncoder;
-        $image = Mockery::mock('\Intervention\Image\Image');
-        $img = $encoder->process($image, 'bmp', 90);
-        $this->assertInstanceOf('Intervention\Image\Image', $img);
+        if (function_exists('imagebmp')) {
+            $core = imagecreatefromjpeg(__DIR__.'/images/test.jpg');
+            $encoder = new GdEncoder;
+            $image = Mockery::mock('\Intervention\Image\Image');
+            $image->shouldReceive('getCore')->once()->andReturn($core);
+            $image->shouldReceive('setEncoded')->once()->andReturn($image);
+            $img = $encoder->process($image, 'bmp', 90);
+            $this->assertInstanceOf('Intervention\Image\Image', $img);
+            $this->assertEquals('image/x-ms-bmp; charset=binary', $this->getMime($encoder->result));
+        }
     }
 
     /**