diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 8d134ac6839..c957d98b136 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -7657,11 +7657,17 @@ module ts {
                         }
                     }
                     else {
-                        if (i === elements.length - 1) {
-                            checkDestructuringAssignment((<SpreadElementExpression>e).expression, createArrayType(elementType), contextualMapper);
+                        if (i < elements.length - 1) {
+                            error(e, Diagnostics.A_rest_element_must_be_last_in_an_array_destructuring_pattern);
                         }
                         else {
-                            error(e, Diagnostics.A_rest_element_must_be_last_in_an_array_destructuring_pattern);
+                            let restExpression = (<SpreadElementExpression>e).expression;
+                            if (restExpression.kind === SyntaxKind.BinaryExpression && (<BinaryExpression>restExpression).operatorToken.kind === SyntaxKind.EqualsToken) {
+                                error((<BinaryExpression>restExpression).operatorToken, Diagnostics.A_rest_element_cannot_have_an_initializer);
+                            }
+                            else {
+                                checkDestructuringAssignment(restExpression, createArrayType(elementType), contextualMapper);
+                            }
                         }
                     }
                 }
diff --git a/tests/baselines/reference/restElementWithInitializer2.errors.txt b/tests/baselines/reference/restElementWithInitializer2.errors.txt
index 9c4e95e3963..43fbfcfcd2d 100644
--- a/tests/baselines/reference/restElementWithInitializer2.errors.txt
+++ b/tests/baselines/reference/restElementWithInitializer2.errors.txt
@@ -1,10 +1,10 @@
-tests/cases/conformance/es6/destructuring/restElementWithInitializer2.ts(3,5): error TS2364: Invalid left-hand side of assignment expression.
+tests/cases/conformance/es6/destructuring/restElementWithInitializer2.ts(3,7): error TS1186: A rest element cannot have an initializer.
 
 
 ==== tests/cases/conformance/es6/destructuring/restElementWithInitializer2.ts (1 errors) ====
     var a: number[];
     var x: number[];
     [...x = a] = a;  // Error, rest element cannot have initializer
-        ~~~~~
-!!! error TS2364: Invalid left-hand side of assignment expression.
+          ~
+!!! error TS1186: A rest element cannot have an initializer.
     
\ No newline at end of file