diff --git a/src/Converter/Number/BigNumberConverter.php b/src/Converter/Number/BigNumberConverter.php
index c0f16251..c8922422 100644
--- a/src/Converter/Number/BigNumberConverter.php
+++ b/src/Converter/Number/BigNumberConverter.php
@@ -43,7 +43,7 @@ public function fromHex($hex)
      */
     public function toHex($integer)
     {
-	    $number = gmp_init($integer);
+        $number = gmp_init($integer);
 
         return gmp_strval($number, 16);
     }
diff --git a/src/DegradedUuid.php b/src/DegradedUuid.php
index 7cc8bb52..556710dd 100644
--- a/src/DegradedUuid.php
+++ b/src/DegradedUuid.php
@@ -32,16 +32,16 @@ public function getDateTime()
 
         $time = $this->converter->fromHex($this->getTimestampHex());
 
-	    $ts = gmp_init($time);
-	    $ts = gmp_sub($ts, gmp_init('122192928000000000'));
-	    $d = gmp_init('10000000');
-	    list($q, $r) = gmp_div_qr($ts, $d);
+        $ts = gmp_init($time);
+        $ts = gmp_sub($ts, gmp_init('122192928000000000'));
+        $d = gmp_init('10000000');
+        list($q, $r) = gmp_div_qr($ts, $d);
 
-	    //If $r >= $d/2, we have to round up
-	    $sign = gmp_sign(gmp_sub($d, gmp_add($r, $r)));
-	    if ($sign <= 0) {
-		    $q = gmp_add($q, gmp_init(1));
-	    }
+        //If $r >= $d/2, we have to round up
+        $sign = gmp_sign(gmp_sub($d, gmp_add($r, $r)));
+        if ($sign <= 0) {
+            $q = gmp_add($q, gmp_init(1));
+        }
 
         $unixTime = gmp_strval($q);