diff --git a/README.md b/README.md
index 5136b996..2505ebc7 100644
--- a/README.md
+++ b/README.md
@@ -57,6 +57,7 @@ Add the facade of this package to the `$aliases` array.
 * Image::pixelate - Pixelate current image
 * Image::greyscale - Turn current image into a greyscale version
 * Image::invert - Invert colors of current image
+* Image::rotate - Rotate image by a given value
 * Image::flip - Mirror image horizontally or vertically
 * Image::text - Write text in current image
 * Image::fill - Fill image with given color at position x,y
@@ -188,6 +189,9 @@ $img->circle('ae051f', 400, 300, 100, false);
 // draw a red line from point 10,10 to point 300,300 pixel
 $img->line('ae051f', 10, 10, 300, 300);
 
+// rotate image 90° clockwise
+$img->rotate(90);
+
 // flip image horizontally
 $img->flip('h');
 
diff --git a/src/Intervention/Image/Image.php b/src/Intervention/Image/Image.php
index ce00629d..2da7ef2a 100644
--- a/src/Intervention/Image/Image.php
+++ b/src/Intervention/Image/Image.php
@@ -457,8 +457,13 @@ class Image
      */
     public function rotate($angle = 0, $color = '#000000', $ignore_transparent = 0)
     {
+        // rotate image
         $this->resource = imagerotate($this->resource, $angle, $this->parseColor($color), $ignore_transparent);
 
+        // re-read width/height
+        $this->width = imagesx($this->resource);
+        $this->height = imagesy($this->resource);
+
         return $this;
     }
 
diff --git a/tests/ImageTest.php b/tests/ImageTest.php
index 5d4ffa68..07b4010b 100644
--- a/tests/ImageTest.php
+++ b/tests/ImageTest.php
@@ -196,6 +196,42 @@ class ImageTest extends PHPUnit_Framework_Testcase
         $this->assertEquals('#fed78c', $img->pickColor(0, 0, 'hex'));
     }
 
+    public function testRotateImage()
+    {
+        $img = $this->getTestImage();
+        $img->rotate(90);
+        $img->save('public/rotate.jpg');
+        $this->assertInstanceOf('Intervention\Image\Image', $img);
+        $this->assertInternalType('int', $img->width);
+        $this->assertInternalType('int', $img->height);
+        $this->assertEquals($img->width, 600);
+        $this->assertEquals($img->height, 800);
+        $this->assertEquals('#ffbf47', $img->pickColor(0, 0, 'hex'));
+
+        $img = $this->getTestImage();
+        $img->rotate(180);
+        $this->assertInstanceOf('Intervention\Image\Image', $img);
+        $this->assertInternalType('int', $img->width);
+        $this->assertInternalType('int', $img->height);
+        $this->assertEquals($img->width, 800);
+        $this->assertEquals($img->height, 600);
+        $this->assertEquals('#ffa600', $img->pickColor(0, 0, 'hex'));
+
+        // rotate transparent png and keep transparency
+        $img = Image::make('public/circle.png');
+        $img->rotate(180);
+        $this->assertInstanceOf('Intervention\Image\Image', $img);
+        $this->assertInternalType('int', $img->width);
+        $this->assertInternalType('int', $img->height);
+        $this->assertEquals($img->width, 50);
+        $this->assertEquals($img->height, 50);
+        $checkColor = $img->pickColor(0, 0, 'array');
+        $this->assertEquals($checkColor['red'], 0);
+        $this->assertEquals($checkColor['green'], 0);
+        $this->assertEquals($checkColor['blue'], 0);
+        $this->assertEquals($checkColor['alpha'], 127);
+    }
+
     public function testInsertImage()
     {
         $img = $this->getTestImage();