diff --git a/lib/Doctrine/DBAL/Platforms/AbstractPlatform.php b/lib/Doctrine/DBAL/Platforms/AbstractPlatform.php
index 3579fd48647..1b2e5c21550 100644
--- a/lib/Doctrine/DBAL/Platforms/AbstractPlatform.php
+++ b/lib/Doctrine/DBAL/Platforms/AbstractPlatform.php
@@ -3576,12 +3576,7 @@ public function getStringLiteralQuoteCharacter()
         return "'";
     }
 
-    /**
-     * @param string $table
-     *
-     * @return string
-     */
-    protected function getDropPrimaryKeySQL(string $table): string
+    protected function getDropPrimaryKeySQL(string $table) : string
     {
         return 'ALTER TABLE ' . $table . ' DROP PRIMARY KEY';
     }
diff --git a/lib/Doctrine/DBAL/Platforms/PostgreSqlPlatform.php b/lib/Doctrine/DBAL/Platforms/PostgreSqlPlatform.php
index 95b191f9084..54a3ebc60b0 100644
--- a/lib/Doctrine/DBAL/Platforms/PostgreSqlPlatform.php
+++ b/lib/Doctrine/DBAL/Platforms/PostgreSqlPlatform.php
@@ -752,10 +752,7 @@ public function getDropForeignKeySQL($foreignKey, $table)
         return $this->getDropConstraintSQL($foreignKey, $table);
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    protected function getDropPrimaryKeySQL(string $table): string
+    protected function getDropPrimaryKeySQL(string $table) : string
     {
         return $this->getDropConstraintSQL("{$table}_pkey", $table);
     }
diff --git a/tests/Doctrine/Tests/DBAL/Functional/Schema/PostgreSqlSchemaManagerTest.php b/tests/Doctrine/Tests/DBAL/Functional/Schema/PostgreSqlSchemaManagerTest.php
index 26503884fc4..a4ac8e6dd2c 100644
--- a/tests/Doctrine/Tests/DBAL/Functional/Schema/PostgreSqlSchemaManagerTest.php
+++ b/tests/Doctrine/Tests/DBAL/Functional/Schema/PostgreSqlSchemaManagerTest.php
@@ -509,7 +509,7 @@ public function autoIncrementTypeMigrations() : array
     public function testAlterTableChangePrimaryKey() : void
     {
         $tableFrom = new Table('primary_key_userid');
-        $column = $tableFrom->addColumn('user_id', 'integer');
+        $column    = $tableFrom->addColumn('user_id', 'integer');
         $column->setAutoincrement(true);
         $tableFrom->setPrimaryKey(['user_id']);
         $this->_sm->dropAndCreateTable($tableFrom);
@@ -518,11 +518,11 @@ public function testAlterTableChangePrimaryKey() : void
         self::assertTrue($tableFrom->getColumn('user_id')->getAutoincrement());
 
         $tableTo = new Table('primary_key_id');
-        $column = $tableTo->addColumn('id', 'integer');
+        $column  = $tableTo->addColumn('id', 'integer');
         $column->setAutoincrement(true);
         $tableTo->setPrimaryKey(['id']);
 
-        $c = new Comparator();
+        $c    = new Comparator();
         $diff = $c->diffTable($tableFrom, $tableTo);
         self::assertInstanceOf(TableDiff::class, $diff, "There should be a difference and not false being returned from the table comparison");