diff --git a/client/html/release/htmlimpl.dart b/client/html/release/htmlimpl.dart
index e61ae76213b..ee8e7bcea24 100644
--- a/client/html/release/htmlimpl.dart
+++ b/client/html/release/htmlimpl.dart
@@ -24051,7 +24051,7 @@ class _SVGClassSet extends _CssClassSet {
 
   String _className() => _element.className.baseVal;
 
-  viod _write(Set s) {
+  void _write(Set s) {
     _element.className.baseVal = _formatSet(s);
   }
 }
diff --git a/client/html/src/SVGElementWrappingImplementation.dart b/client/html/src/SVGElementWrappingImplementation.dart
index 41eb2c85f9a..2e5861792a5 100644
--- a/client/html/src/SVGElementWrappingImplementation.dart
+++ b/client/html/src/SVGElementWrappingImplementation.dart
@@ -7,7 +7,7 @@ class _SVGClassSet extends _CssClassSet {
 
   String _className() => _element.className.baseVal;
 
-  viod _write(Set s) {
+  void _write(Set s) {
     _element.className.baseVal = _formatSet(s);
   }
 }
diff --git a/tools/testing/dart/test_suite.dart b/tools/testing/dart/test_suite.dart
index 6c5a4cf8bbc..9e8630d2905 100644
--- a/tools/testing/dart/test_suite.dart
+++ b/tools/testing/dart/test_suite.dart
@@ -731,10 +731,7 @@ class DartcCompilationTestSuite extends StandardTestSuite {
     var tempDir = new Directory('');
     tempDir.createTempSync();
     return
-        [ // TODO(zundel): re-enable the --fatal-* flags as soon as warnings in 
-          // htmllib introduced by r3223 are resolved.
-          // '--fatal-warnings', '--fatal-type-errors', 
-          '-check-only', '-out', tempDir.path];
+        ['-check-only', '-fatal-type-errors', '-Werror', '-out', tempDir.path];
   }
 
   void processDirectory() {