diff --git a/LibTest/core/Uri/Uri.dataFromBytes_A01_t02.dart b/LibTest/core/Uri/Uri.dataFromBytes_A01_t02.dart
index 00102af..a6eb067 100644
--- a/LibTest/core/Uri/Uri.dataFromBytes_A01_t02.dart
+++ b/LibTest/core/Uri/Uri.dataFromBytes_A01_t02.dart
@@ -33,7 +33,7 @@
   Uri uri = new Uri.dataFromBytes(data, mimeType: mType);
 
   Expect.equals(base64.encode(data), uri.data?.contentText);
-  Expect.equals(mType, uri.data?.mimeType);
+  Expect.equals(mType.toLowerCase(), uri.data?.mimeType);
 
   Expect.equals("data", uri.scheme);
   Expect.equals("", uri.userInfo);
diff --git a/LibTest/core/UriData/UriData.fromBytes_A01_t02.dart b/LibTest/core/UriData/UriData.fromBytes_A01_t02.dart
index 6d05d60..2f7426a 100644
--- a/LibTest/core/UriData/UriData.fromBytes_A01_t02.dart
+++ b/LibTest/core/UriData/UriData.fromBytes_A01_t02.dart
@@ -23,7 +23,7 @@
   UriData uriData = new UriData.fromBytes(bytes, mimeType: mType);
 
   Expect.equals(base64.encode(bytes), uriData.contentText);
-  Expect.equals(mType, uriData.mimeType);
+  Expect.equals(mType.toLowerCase(), uriData.mimeType);
 }
 
 main() {