diff --git a/src/TimestreamService.php b/src/TimestreamService.php
index 7cff10e..71231d8 100644
--- a/src/TimestreamService.php
+++ b/src/TimestreamService.php
@@ -143,11 +143,11 @@ protected function dataType(string $type, $value): mixed
         }
 
         $return = match ($type) {
-            ValueTypeEnum::BIGINT() => (int) $value,
-            ValueTypeEnum::BOOLEAN() => (bool) $value,
-            ValueTypeEnum::VARCHAR() => (string) $value,
-            ValueTypeEnum::DOUBLE() => (float) $value,
-            ValueTypeEnum::TIMESTAMP() => Carbon::createFromFormat('Y-m-d H:i:s.u000', $value),
+            ValueTypeEnum::BIGINT()->value => (int) $value,
+            ValueTypeEnum::BOOLEAN()->value => (bool) $value,
+            ValueTypeEnum::VARCHAR()->value => (string) $value,
+            ValueTypeEnum::DOUBLE()->value => (float) $value,
+            ValueTypeEnum::TIMESTAMP()->value => Carbon::createFromFormat('Y-m-d H:i:s.u000', $value),
             default => throw new UnknownTimestreamDataTypeException('Unknown Data Type From TimeStream: ' . $type),
         };