1 files changed, 1 insertions, 1 deletions
diff --git a/src/ng/compile.js b/src/ng/compile.js
index 2dd0e6ea..4f466292 100644
--- a/src/ng/compile.js
+++ b/src/ng/compile.js
@@ -631,7 +631,7 @@ function $CompileProvider($provide) {
               // support ngAttr attribute binding
               ngAttrName = directiveNormalize(name);
               if (NG_ATTR_BINDING.test(ngAttrName)) {
-                name = ngAttrName.substr(6).toLowerCase();
+                name = snake_case(ngAttrName.substr(6), '-');
               }
 
               var directiveNName = ngAttrName.replace(/(Start|End)$/, '');