diff --git a/src/Intervention/Image/Image.php b/src/Intervention/Image/Image.php
index e61abbc8..2819088a 100644
--- a/src/Intervention/Image/Image.php
+++ b/src/Intervention/Image/Image.php
@@ -711,7 +711,13 @@ class Image
     {
         // default values
         $checkTransparency = false;
-        $away = is_array($away) ? $away : array('top', 'right', 'bottom', 'left');
+
+        // define borders to trim away
+        if (is_null($away)) {
+            $away = array('top', 'right', 'bottom', 'left');
+        } elseif (is_string($away)) {
+            $away = array($away);
+        }
 
         // define base color position
         switch (strtolower($base)) {
diff --git a/tests/ImageTest.php b/tests/ImageTest.php
index 5f5ed3d7..1dd58c2b 100644
--- a/tests/ImageTest.php
+++ b/tests/ImageTest.php
@@ -1701,6 +1701,12 @@ class ImageTest extends PHPUnit_Framework_Testcase
         $img->trim(); // trim nothing because image is just one color
         $this->assertEquals($img->width, 16);
         $this->assertEquals($img->height, 16);
-        
+
+        $img = Image::make('public/trim.png');
+        $img->trim('top-left', 'right');
+        $this->assertEquals($img->width, 39);
+        $this->assertEquals($img->height, 50);
+        $this->assertEquals('#00aef0', $img->pickColor(6, 6, 'hex'));
+        $this->assertEquals('#f6a609', $img->pickColor(11, 25, 'hex'));
     }
 }