diff --git a/drift/lib/src/runtime/types/sql_types.dart b/drift/lib/src/runtime/types/sql_types.dart
index a1bca73f..14c2f16f 100644
--- a/drift/lib/src/runtime/types/sql_types.dart
+++ b/drift/lib/src/runtime/types/sql_types.dart
@@ -168,6 +168,10 @@ class BlobType extends SqlType<Uint8List> {
 
   @override
   Uint8List? mapFromDatabaseResponse(dynamic response) {
+    if (response is String) {
+      final list = response.codeUnits;
+      return Uint8List.fromList(list);
+    }
     return response as Uint8List?;
   }
 
diff --git a/drift/test/types/blob_test.dart b/drift/test/types/blob_test.dart
index 7310d8ac..06dd9754 100644
--- a/drift/test/types/blob_test.dart
+++ b/drift/test/types/blob_test.dart
@@ -4,7 +4,7 @@ import 'package:drift/drift.dart';
 import 'package:test/test.dart';
 
 void main() {
-  test('maps without transormation', () {
+  test('maps without transformation', () {
     const type = BlobType();
     final data = Uint8List.fromList(List.generate(256, (i) => i));
 
@@ -19,4 +19,14 @@ void main() {
 
     expect(type.mapToSqlConstant(data), equalsIgnoringCase("x'$hex'"));
   });
+
+  test('maps of string', () {
+    const chars = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz';
+    const type = BlobType();
+    final data = List.generate(256, (i) => chars[i % chars.length]);
+    final dataString = data.join();
+    final dataInt = data.map((e) => e.codeUnits[0]).toList();
+    final dataUint8 = Uint8List.fromList(dataInt);
+    expect(type.mapFromDatabaseResponse(dataString), dataUint8);
+  });
 }