diff --git a/src/Illuminate/Cache/MemcachedStore.php b/src/Illuminate/Cache/MemcachedStore.php
index c1e7cefb4551..23291099c795 100755
--- a/src/Illuminate/Cache/MemcachedStore.php
+++ b/src/Illuminate/Cache/MemcachedStore.php
@@ -3,6 +3,7 @@
 namespace Illuminate\Cache;
 
 use Memcached;
+use Carbon\Carbon;
 use Illuminate\Contracts\Cache\Store;
 
 class MemcachedStore extends TaggableStore implements Store
@@ -82,7 +83,7 @@ public function many(array $keys)
      */
     public function put($key, $value, $minutes)
     {
-        $this->memcached->set($this->prefix.$key, $value, (int) ($minutes * 60));
+        $this->memcached->set($this->prefix.$key, $value, $this->toTimestamp($minutes));
     }
 
     /**
@@ -100,7 +101,7 @@ public function putMany(array $values, $minutes)
             $prefixedValues[$this->prefix.$key] = $value;
         }
 
-        $this->memcached->setMulti($prefixedValues, (int) ($minutes * 60));
+        $this->memcached->setMulti($prefixedValues, $this->toTimestamp($minutes));
     }
 
     /**
@@ -113,7 +114,7 @@ public function putMany(array $values, $minutes)
      */
     public function add($key, $value, $minutes)
     {
-        return $this->memcached->add($this->prefix.$key, $value, (int) ($minutes * 60));
+        return $this->memcached->add($this->prefix.$key, $value, $this->toTimestamp($minutes));
     }
 
     /**
@@ -173,6 +174,17 @@ public function flush()
         $this->memcached->flush();
     }
 
+    /**
+     * Get the UNIX timestamp for the given number of minutes.
+     *
+     * @parma  int  $minutes
+     * @return int
+     */
+    protected function toTimestamp($minutes)
+    {
+        return $minutes > 0 ? Carbon::now()->timestamp + ((int) $minutes * 60) : 0;
+    }
+
     /**
      * Get the underlying Memcached connection.
      *
diff --git a/tests/Cache/CacheMemcachedStoreTest.php b/tests/Cache/CacheMemcachedStoreTest.php
index 92404b0395dc..944a11140d8f 100755
--- a/tests/Cache/CacheMemcachedStoreTest.php
+++ b/tests/Cache/CacheMemcachedStoreTest.php
@@ -49,10 +49,12 @@ public function testSetMethodProperlyCallsMemcache()
             $this->markTestSkipped('Memcached module not installed');
         }
 
+        Carbon\Carbon::setTestNow($now = Carbon\Carbon::now());
         $memcache = $this->getMockBuilder('Memcached')->setMethods(['set'])->getMock();
-        $memcache->expects($this->once())->method('set')->with($this->equalTo('foo'), $this->equalTo('bar'), $this->equalTo(60));
+        $memcache->expects($this->once())->method('set')->with($this->equalTo('foo'), $this->equalTo('bar'), $this->equalTo($now->timestamp + 60));
         $store = new Illuminate\Cache\MemcachedStore($memcache);
         $store->put('foo', 'bar', 1);
+        Carbon\Carbon::setTestNow();
     }
 
     public function testIncrementMethodProperlyCallsMemcache()