diff --git a/src/Aggregation/Bucketing/AutoDateHistogramAggregation.php b/src/Aggregation/Bucketing/AutoDateHistogramAggregation.php
index 09489f275662bb57fe89946a5160cb2396471da6..6a204465b15c8fd71d3d19f5c1121547491f8561 100644
--- a/src/Aggregation/Bucketing/AutoDateHistogramAggregation.php
+++ b/src/Aggregation/Bucketing/AutoDateHistogramAggregation.php
@@ -38,11 +38,13 @@ class AutoDateHistogramAggregation extends AbstractAggregation
 
         $this->setField($field);
 
-        if ($buckets)
+        if ($buckets) {
             $this->addParameter('buckets', $buckets);
+        }
 
-        if ($format)
+        if ($format) {
             $this->addParameter('format', $format);
+        }
     }
 
     /**
diff --git a/src/Query/Joining/ParentIdQuery.php b/src/Query/Joining/ParentIdQuery.php
index bc2af311b2600a3ad34dd6f2d9bf354bed79fe6f..f6edd9b289c9d2d9def867af86e1ed98ba6f71a4 100644
--- a/src/Query/Joining/ParentIdQuery.php
+++ b/src/Query/Joining/ParentIdQuery.php
@@ -55,4 +55,4 @@ class ParentIdQuery implements BuilderInterface
 
         return [$this->getType() => $output];
     }
-}
\ No newline at end of file
+}
diff --git a/tests/Unit/Aggregation/Bucketing/AdjacencyMatrixAggregationTest.php b/tests/Unit/Aggregation/Bucketing/AdjacencyMatrixAggregationTest.php
index b39c638ad23377ccd925472247d3b6316f070fc8..f73cc6126c980ab5c79768f67d078d5abb4249c8 100644
--- a/tests/Unit/Aggregation/Bucketing/AdjacencyMatrixAggregationTest.php
+++ b/tests/Unit/Aggregation/Bucketing/AdjacencyMatrixAggregationTest.php
@@ -67,8 +67,8 @@ class AdjacencyMatrixAggregationTest extends \PHPUnit\Framework\TestCase
             ->method('toArray')
             ->willReturn(['test_field' => ['test_value' => 'test']]);
 
-        $aggregation->addFilter('first', $filter );
-        $aggregation->addFilter('second', $filter );
+        $aggregation->addFilter('first', $filter);
+        $aggregation->addFilter('second', $filter);
 
         $results = $aggregation->toArray();
         $expected = [