diff --git a/src/ng/parse.js b/src/ng/parse.js
index 8f5922db5705..4a310dc1cee7 100644
--- a/src/ng/parse.js
+++ b/src/ng/parse.js
@@ -1516,7 +1516,7 @@ ASTInterpreter.prototype = {
       if (isDefined(arg)) {
         arg = -arg;
       } else {
-        arg = 0;
+        arg = -0;
       }
       return context ? {value: arg} : arg;
     };
diff --git a/test/ng/parseSpec.js b/test/ng/parseSpec.js
index eea0b361c57c..8e383ab6d761 100644
--- a/test/ng/parseSpec.js
+++ b/test/ng/parseSpec.js
@@ -1755,7 +1755,7 @@ describe('parser', function() {
         expect(scope.$eval("+'1'")).toEqual(+'1');
         expect(scope.$eval("-'1'")).toEqual(-'1');
         expect(scope.$eval("+undefined")).toEqual(0);
-        expect(scope.$eval("-undefined")).toBe(0);
+        expect(scope.$eval("-undefined")).toEqual(-0);
         expect(scope.$eval("+null")).toEqual(+null);
         expect(scope.$eval("-null")).toEqual(-null);
         expect(scope.$eval("+false")).toEqual(+false);