diff --git a/modules/angular2/src/compiler/html_parser.ts b/modules/angular2/src/compiler/html_parser.ts
index 2b3aaaf289..9d8767707d 100644
--- a/modules/angular2/src/compiler/html_parser.ts
+++ b/modules/angular2/src/compiler/html_parser.ts
@@ -43,9 +43,7 @@ function parseText(text: Text, indexInParent: number, parentSourceInfo: string):
 function parseAttr(element: Element, parentSourceInfo: string, attrName: string,
                    attrValue: string): HtmlAttrAst {
   // TODO(tbosch): add source row/column source info from parse5 / package:html
-  var lowerCaseAttrName = attrName.toLowerCase();
-  return new HtmlAttrAst(lowerCaseAttrName, attrValue,
-                         `${parentSourceInfo}[${lowerCaseAttrName}=${attrValue}]`);
+  return new HtmlAttrAst(attrName, attrValue, `${parentSourceInfo}[${attrName}=${attrValue}]`);
 }
 
 function parseElement(element: Element, indexInParent: number,
diff --git a/modules/angular2/test/compiler/html_parser_spec.ts b/modules/angular2/test/compiler/html_parser_spec.ts
index 4bb5e16375..b8d1547146 100644
--- a/modules/angular2/test/compiler/html_parser_spec.ts
+++ b/modules/angular2/test/compiler/html_parser_spec.ts
@@ -81,11 +81,11 @@ export function main() {
               ]);
         });
 
-        it('should parse and lower case attributes on regular elements', () => {
-          expect(humanizeDom(parser.parse('<div FoO="bar"></div>', 'TestComp')))
+        it('should parse attributes on svg elements case sensitive', () => {
+          expect(humanizeDom(parser.parse('<svg viewBox="0"></svg>', 'TestComp')))
               .toEqual([
-                [HtmlElementAst, 'div', 'TestComp > div:nth-child(0)'],
-                [HtmlAttrAst, 'foo', 'bar', 'TestComp > div:nth-child(0)[foo=bar]']
+                [HtmlElementAst, 'svg', 'TestComp > svg:nth-child(0)'],
+                [HtmlAttrAst, 'viewBox', '0', 'TestComp > svg:nth-child(0)[viewBox=0]']
               ]);
         });