diff --git a/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistance.php b/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistance.php
index 04e6a561..06fbaffe 100644
--- a/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistance.php
+++ b/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistance.php
@@ -32,11 +32,10 @@
  * @author  luca capra <luca.capra@create-net.org>
  * @license http://dlambert.mit-license.org MIT
  */
-class STDistance extends AbstractSpatialDQLFunction {
-
+class STDistance extends AbstractSpatialDQLFunction
+{
     protected $platforms = array('mysql');
     protected $functionName = 'ST_Distance';
     protected $minGeomExpr = 2;
     protected $maxGeomExpr = 2;
-
 }
diff --git a/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistanceSphere.php b/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistanceSphere.php
new file mode 100644
index 00000000..8f11089e
--- /dev/null
+++ b/lib/CrEOF/Spatial/ORM/Query/AST/Functions/MySql/STDistanceSphere.php
@@ -0,0 +1,41 @@
+<?php
+
+/**
+ * Copyright (C) 2013 luca capra
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+namespace CrEOF\Spatial\ORM\Query\AST\Functions\MySql;
+
+use CrEOF\Spatial\ORM\Query\AST\Functions\AbstractSpatialDQLFunction;
+
+/**
+ * STDistance DQL function
+ *
+ * @author  luca capra <luca.capra@create-net.org>
+ * @license http://dlambert.mit-license.org MIT
+ */
+class STDistanceSphere extends AbstractSpatialDQLFunction
+{
+    protected $platforms = array('mysql');
+    protected $functionName = 'ST_Distance_Sphere';
+    protected $minGeomExpr = 2;
+    protected $maxGeomExpr = 2;
+}
diff --git a/tests/CrEOF/Spatial/Tests/ORM/Query/AST/Functions/MySql/STDistanceSphereTest.php b/tests/CrEOF/Spatial/Tests/ORM/Query/AST/Functions/MySql/STDistanceSphereTest.php
new file mode 100644
index 00000000..d6fa8662
--- /dev/null
+++ b/tests/CrEOF/Spatial/Tests/ORM/Query/AST/Functions/MySql/STDistanceSphereTest.php
@@ -0,0 +1,95 @@
+<?php
+/**
+ * Copyright (C) 2015 Derek J. Lambert
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+namespace CrEOF\Spatial\Tests\ORM\Query\AST\Functions\MySql;
+
+use CrEOF\Spatial\PHP\Types\Geography\Point as GeographyPoint;
+use CrEOF\Spatial\PHP\Types\Geometry\Point;
+use CrEOF\Spatial\Tests\Fixtures\PointEntity;
+use CrEOF\Spatial\Tests\Fixtures\GeographyEntity;
+use CrEOF\Spatial\Tests\OrmTestCase;
+use Doctrine\ORM\Query;
+
+/**
+ * ST_Distance_Sphere DQL function tests
+ *
+ * @author  Derek J. Lambert <dlambert@dereklambert.com>
+ * @license http://dlambert.mit-license.org MIT
+ *
+ * @group dql
+ */
+class STDistanceSphereTest extends OrmTestCase
+{
+    protected function setUp()
+    {
+        $this->usesEntity(self::POINT_ENTITY);
+        $this->supportsPlatform('mysql');
+
+        parent::setUp();
+    }
+
+    /**
+     * @group geometry
+     */
+    public function testSelectSTDistanceSphereGeometry()
+    {
+        $newYork   = new Point(-73.938611, 40.664167);
+        $losAngles = new Point(-118.2430, 34.0522);
+        $dallas    = new Point(-96.803889, 32.782778);
+
+        $entity1 = new PointEntity();
+
+        $entity1->setPoint($newYork);
+        $this->getEntityManager()->persist($entity1);
+
+        $entity2 = new PointEntity();
+
+        $entity2->setPoint($losAngles);
+        $this->getEntityManager()->persist($entity2);
+
+        $entity3 = new PointEntity();
+
+        $entity3->setPoint($dallas);
+        $this->getEntityManager()->persist($entity3);
+        $this->getEntityManager()->flush();
+        $this->getEntityManager()->clear();
+
+        $query  = $this->getEntityManager()
+            ->createQuery(
+                'SELECT p, ST_Distance_Sphere(p.point, ST_GeomFromText(:p1))
+                 FROM CrEOF\Spatial\Tests\Fixtures\PointEntity p'
+            );
+
+        $query->setParameter('p1', 'POINT(-89.4 43.066667)', 'string');
+
+        $result = $query->getResult();
+
+        $this->assertCount(3, $result);
+        $this->assertEquals($entity1, $result[0][0]);
+        $this->assertEquals(1305895.94823465, $result[0][1]);
+        $this->assertEquals($entity2, $result[1][0]);
+        $this->assertEquals(2684082.08249337, $result[1][1]);
+        $this->assertEquals($entity3, $result[2][0]);
+        $this->assertEquals(1313754.60684762, $result[2][1]);
+    }
+}