diff --git a/CHANGELOG.md b/CHANGELOG.md
index e49c672f..73599c96 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
 - Enh #293: Implement `SqlParser` and `ExpressionBuilder` driver classes (@Tigrov)
 - Chg #306: Remove parameter `$withColumn` from `Quoter::getTableNameParts()` method (@Tigrov)
 - Chg #308: Replace call of `SchemaInterface::getRawTableName()` to `QuoterInterface::getRawTableName()` (@Tigrov)
+- Enh #312: Refactor `bit` type (@Tigrov)
 
 ## 1.2.0 March 21, 2024
 
diff --git a/src/Schema.php b/src/Schema.php
index d511c442..b2fcce0b 100644
--- a/src/Schema.php
+++ b/src/Schema.php
@@ -76,7 +76,7 @@ final class Schema extends AbstractPdoSchema
         /** Exact numbers */
         'bigint' => self::TYPE_BIGINT,
         'numeric' => self::TYPE_DECIMAL,
-        'bit' => self::TYPE_SMALLINT,
+        'bit' => self::TYPE_BOOLEAN,
         'smallint' => self::TYPE_SMALLINT,
         'decimal' => self::TYPE_DECIMAL,
         'smallmoney' => self::TYPE_MONEY,
@@ -451,10 +451,6 @@ private function getColumnType(string $dbType, array &$info): string
         preg_match('/^(\w*)(?:\(([^)]+)\))?/', $dbType, $matches);
         $dbType = strtolower($matches[1]);
 
-        if ($dbType === 'bit') {
-            return self::TYPE_BOOLEAN;
-        }
-
         if (!empty($matches[2])) {
             $values = explode(',', $matches[2], 2);
             $info['size'] = (int) $values[0];