diff --git a/src/Storage/Doctrine/Connection.php b/src/Storage/Doctrine/Connection.php
index ee01d0f..ebe49f6 100644
--- a/src/Storage/Doctrine/Connection.php
+++ b/src/Storage/Doctrine/Connection.php
@@ -176,10 +176,10 @@ private function addTableToSchema(Schema $schema): void
         $table->addColumn('id', Types::INTEGER)->setNotnull(true)->setAutoincrement(true);
         $table->addColumn('message_uid', Types::GUID)->setNotnull(true);
         $table->addColumn('class', Types::STRING)->setLength(255)->setNotnull(true);
-        $table->addColumn('dispatched_at', Types::FLOAT)->setNotnull(true);
-        $table->addColumn('waiting_time', Types::FLOAT)->setNotnull(false);
-        $table->addColumn('handling_time', Types::FLOAT)->setNotnull(false);
-        $table->addColumn('failing_time', Types::FLOAT)->setNotnull(false);
+        $table->addColumn('dispatched_at', Types::DECIMAL, ['precision' => 16, 'scale' => 6])->setNotnull(true);
+        $table->addColumn('waiting_time', Types::DECIMAL, ['precision' => 16, 'scale' => 6])->setNotnull(false);
+        $table->addColumn('handling_time', Types::DECIMAL, ['precision' => 16, 'scale' => 6])->setNotnull(false);
+        $table->addColumn('failing_time', Types::DECIMAL, ['precision' => 16, 'scale' => 6])->setNotnull(false);
         $table->addColumn('receiver_name', Types::STRING)->setLength(255)->setNotnull(false);
         $table->addIndex(['dispatched_at']);
         $table->addIndex(['class']);