diff --git a/tests/baselines/reference/declarationEmitDestructuringParameterProperties.errors.txt b/tests/baselines/reference/declarationEmitDestructuringParameterProperties.errors.txt
index 83785e86f65..aab9d18d629 100644
--- a/tests/baselines/reference/declarationEmitDestructuringParameterProperties.errors.txt
+++ b/tests/baselines/reference/declarationEmitDestructuringParameterProperties.errors.txt
@@ -1,13 +1,13 @@
-tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(2,17): error TS1187: A parameter property may not be a binding pattern.
-tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(8,17): error TS1187: A parameter property may not be a binding pattern.
-tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(14,17): error TS1187: A parameter property may not be a binding pattern.
+tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(2,17): error TS1187: A parameter property may not be declared using a binding pattern.
+tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(8,17): error TS1187: A parameter property may not be declared using a binding pattern.
+tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(14,17): error TS1187: A parameter property may not be declared using a binding pattern.
 
 
 ==== tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts (3 errors) ====
     class C1 {
         constructor(public [x, y, z]: string[]) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
         }
     }
     
@@ -15,7 +15,7 @@ tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(14,17):
     class C2 {
         constructor(public [x, y, z]: TupleType1) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
         }
     }
     
@@ -23,6 +23,6 @@ tests/cases/compiler/declarationEmitDestructuringParameterProperties.ts(14,17):
     class C3 {
         constructor(public { x, y, z }: ObjType1) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
         }
     }
\ No newline at end of file
diff --git a/tests/baselines/reference/destructuringParameterProperties1.errors.txt b/tests/baselines/reference/destructuringParameterProperties1.errors.txt
index b8f3a22b4c5..09d44a64a62 100644
--- a/tests/baselines/reference/destructuringParameterProperties1.errors.txt
+++ b/tests/baselines/reference/destructuringParameterProperties1.errors.txt
@@ -1,6 +1,6 @@
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(2,17): error TS1187: A parameter property may not be a binding pattern.
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(9,17): error TS1187: A parameter property may not be a binding pattern.
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(16,17): error TS1187: A parameter property may not be a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(2,17): error TS1187: A parameter property may not be declared using a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(9,17): error TS1187: A parameter property may not be declared using a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(16,17): error TS1187: A parameter property may not be declared using a binding pattern.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(22,26): error TS2339: Property 'x' does not exist on type 'C1'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(22,35): error TS2339: Property 'y' does not exist on type 'C1'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(22,43): error TS2339: Property 'y' does not exist on type 'C1'.
@@ -17,7 +17,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(2
     class C1 {
         constructor(public [x, y, z]: string[]) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
         }
     }
     
@@ -26,7 +26,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(2
     class C2 {
         constructor(public [x, y, z]: TupleType1) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
         }
     }
     
@@ -35,7 +35,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties1.ts(2
     class C3 {
         constructor(public { x, y, z }: ObjType1) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
         }
     }
     
diff --git a/tests/baselines/reference/destructuringParameterProperties2.errors.txt b/tests/baselines/reference/destructuringParameterProperties2.errors.txt
index bc7588a853d..ec0f400631f 100644
--- a/tests/baselines/reference/destructuringParameterProperties2.errors.txt
+++ b/tests/baselines/reference/destructuringParameterProperties2.errors.txt
@@ -1,4 +1,4 @@
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties2.ts(2,36): error TS1187: A parameter property may not be a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties2.ts(2,36): error TS1187: A parameter property may not be declared using a binding pattern.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties2.ts(3,59): error TS2339: Property 'b' does not exist on type 'C1'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties2.ts(3,83): error TS2339: Property 'c' does not exist on type 'C1'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties2.ts(4,18): error TS2339: Property 'a' does not exist on type 'C1'.
@@ -14,7 +14,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties2.ts(2
     class C1 {
         constructor(private k: number, private [a, b, c]: [number, string, boolean]) {
                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
             if ((b === undefined && c === undefined) || (this.b === undefined && this.c === undefined)) {
                                                               ~
 !!! error TS2339: Property 'b' does not exist on type 'C1'.
diff --git a/tests/baselines/reference/destructuringParameterProperties3.errors.txt b/tests/baselines/reference/destructuringParameterProperties3.errors.txt
index 73d7dab2a38..cbd2d089c71 100644
--- a/tests/baselines/reference/destructuringParameterProperties3.errors.txt
+++ b/tests/baselines/reference/destructuringParameterProperties3.errors.txt
@@ -1,4 +1,4 @@
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties3.ts(2,31): error TS1187: A parameter property may not be a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties3.ts(2,31): error TS1187: A parameter property may not be declared using a binding pattern.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties3.ts(3,59): error TS2339: Property 'b' does not exist on type 'C1<T, U, V>'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties3.ts(3,83): error TS2339: Property 'c' does not exist on type 'C1<T, U, V>'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties3.ts(4,18): error TS2339: Property 'a' does not exist on type 'C1<T, U, V>'.
@@ -11,7 +11,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties3.ts(1
     class C1<T, U, V> {
         constructor(private k: T, private [a, b, c]: [T,U,V]) {
                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
             if ((b === undefined && c === undefined) || (this.b === undefined && this.c === undefined)) {
                                                               ~
 !!! error TS2339: Property 'b' does not exist on type 'C1<T, U, V>'.
diff --git a/tests/baselines/reference/destructuringParameterProperties4.errors.txt b/tests/baselines/reference/destructuringParameterProperties4.errors.txt
index 04f6f82b5df..249cecbc74f 100644
--- a/tests/baselines/reference/destructuringParameterProperties4.errors.txt
+++ b/tests/baselines/reference/destructuringParameterProperties4.errors.txt
@@ -1,4 +1,4 @@
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties4.ts(3,31): error TS1187: A parameter property may not be a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties4.ts(3,31): error TS1187: A parameter property may not be declared using a binding pattern.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties4.ts(4,59): error TS2339: Property 'b' does not exist on type 'C1<T, U, V>'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties4.ts(4,83): error TS2339: Property 'c' does not exist on type 'C1<T, U, V>'.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties4.ts(5,18): error TS2339: Property 'a' does not exist on type 'C1<T, U, V>'.
@@ -15,7 +15,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties4.ts(2
     class C1<T, U, V> {
         constructor(private k: T, protected [a, b, c]: [T,U,V]) {
                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
             if ((b === undefined && c === undefined) || (this.b === undefined && this.c === undefined)) {
                                                               ~
 !!! error TS2339: Property 'b' does not exist on type 'C1<T, U, V>'.
diff --git a/tests/baselines/reference/destructuringParameterProperties5.errors.txt b/tests/baselines/reference/destructuringParameterProperties5.errors.txt
index cfb38fde90b..6f5801b7898 100644
--- a/tests/baselines/reference/destructuringParameterProperties5.errors.txt
+++ b/tests/baselines/reference/destructuringParameterProperties5.errors.txt
@@ -1,4 +1,4 @@
-tests/cases/conformance/es6/destructuring/destructuringParameterProperties5.ts(5,17): error TS1187: A parameter property may not be a binding pattern.
+tests/cases/conformance/es6/destructuring/destructuringParameterProperties5.ts(5,17): error TS1187: A parameter property may not be declared using a binding pattern.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties5.ts(5,27): error TS2459: Type '{ x: number; y: string; z: boolean; }' has no property 'x1' and no string index signature.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties5.ts(5,31): error TS2459: Type '{ x: number; y: string; z: boolean; }' has no property 'x2' and no string index signature.
 tests/cases/conformance/es6/destructuring/destructuringParameterProperties5.ts(5,35): error TS2459: Type '{ x: number; y: string; z: boolean; }' has no property 'x3' and no string index signature.
@@ -20,7 +20,7 @@ tests/cases/conformance/es6/destructuring/destructuringParameterProperties5.ts(1
     class C1 {
         constructor(public [{ x1, x2, x3 }, y, z]: TupleType1) {
                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS1187: A parameter property may not be a binding pattern.
+!!! error TS1187: A parameter property may not be declared using a binding pattern.
                               ~~
 !!! error TS2459: Type '{ x: number; y: string; z: boolean; }' has no property 'x1' and no string index signature.
                                   ~~