diff --git a/lib/tsc.js b/lib/tsc.js
index daf867a74dd6b..a51c4f9fc29d1 100644
--- a/lib/tsc.js
+++ b/lib/tsc.js
@@ -10486,6 +10486,7 @@ var ts;
         var hasAsyncFunctions;
         var hasDecorators;
         var hasParameterDecorators;
+        var hasJsxSpreadAttribute;
         var inStrictMode;
         var symbolCount = 0;
         var Symbol;
@@ -10516,6 +10517,7 @@ var ts;
             hasAsyncFunctions = false;
             hasDecorators = false;
             hasParameterDecorators = false;
+            hasJsxSpreadAttribute = false;
         }
         return bindSourceFile;
         function createSymbol(flags, name) {
@@ -10729,6 +10731,9 @@ var ts;
                 if (hasAsyncFunctions) {
                     flags |= 33554432;
                 }
+                if (hasJsxSpreadAttribute) {
+                    flags |= 1073741824;
+                }
             }
             node.flags = flags;
             if (saveState) {
@@ -11291,6 +11296,9 @@ var ts;
                     return bindPropertyOrMethodOrAccessor(node, 4, 107455);
                 case 250:
                     return bindPropertyOrMethodOrAccessor(node, 8, 107455);
+                case 242:
+                    hasJsxSpreadAttribute = true;
+                    return;
                 case 148:
                 case 149:
                 case 150:
@@ -26673,6 +26681,7 @@ var ts;
     };
     function emitFiles(resolver, host, targetSourceFile) {
         var extendsHelper = "\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};";
+        var assignHelper = "\nvar __assign = (this && this.__assign) || Object.assign || function(t) {\n    for (var s, i = 1, n = arguments.length; i < n; i++) {\n        s = arguments[i];\n        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n            t[p] = s[p];\n    }\n    return t;\n};";
         var decorateHelper = "\nvar __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n    if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n    return c > 3 && r && Object.defineProperty(target, key, r), r;\n};";
         var metadataHelper = "\nvar __metadata = (this && this.__metadata) || function (k, v) {\n    if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n};";
         var paramHelper = "\nvar __param = (this && this.__param) || function (paramIndex, decorator) {\n    return function (target, key) { decorator(target, key, paramIndex); }\n};";
@@ -26752,6 +26761,7 @@ var ts;
             var decoratedClassAliases;
             var convertedLoopState;
             var extendsEmitted;
+            var assignEmitted;
             var decorateEmitted;
             var paramEmitted;
             var awaiterEmitted;
@@ -26816,6 +26826,7 @@ var ts;
                 decorateEmitted = false;
                 paramEmitted = false;
                 awaiterEmitted = false;
+                assignEmitted = false;
                 tempFlags = 0;
                 tempVariables = undefined;
                 tempParameters = undefined;
@@ -27278,8 +27289,7 @@ var ts;
                     else {
                         var attrs = openingNode.attributes;
                         if (ts.forEach(attrs, function (attr) { return attr.kind === 242; })) {
-                            emitExpressionIdentifier(syntheticReactRef);
-                            write(".__spread(");
+                            write("__assign(");
                             var haveOpenedObjectLiteral = false;
                             for (var i = 0; i < attrs.length; i++) {
                                 if (attrs[i].kind === 242) {
@@ -32092,10 +32102,14 @@ var ts;
             }
             function emitEmitHelpers(node) {
                 if (!compilerOptions.noEmitHelpers) {
-                    if ((languageVersion < 2) && (!extendsEmitted && node.flags & 4194304)) {
+                    if (languageVersion < 2 && !extendsEmitted && node.flags & 4194304) {
                         writeLines(extendsHelper);
                         extendsEmitted = true;
                     }
+                    if (compilerOptions.jsx !== 1 && !assignEmitted && (node.flags & 1073741824)) {
+                        writeLines(assignHelper);
+                        assignEmitted = true;
+                    }
                     if (!decorateEmitted && node.flags & 8388608) {
                         writeLines(decorateHelper);
                         if (compilerOptions.emitDecoratorMetadata) {
@@ -32528,7 +32542,7 @@ var ts;
     ts.ioWriteTime = 0;
     ts.maxProgramSizeForNonTsFiles = 20 * 1024 * 1024;
     var emptyArray = [];
-    ts.version = "1.8.9";
+    ts.version = "1.8.10";
     function findConfigFile(searchPath, fileExists) {
         var fileName = "tsconfig.json";
         while (true) {
diff --git a/lib/tsserver.js b/lib/tsserver.js
index 122354193885e..5c0ccf6879748 100644
--- a/lib/tsserver.js
+++ b/lib/tsserver.js
@@ -11111,6 +11111,7 @@ var ts;
         var hasAsyncFunctions;
         var hasDecorators;
         var hasParameterDecorators;
+        var hasJsxSpreadAttribute;
         var inStrictMode;
         var symbolCount = 0;
         var Symbol;
@@ -11141,6 +11142,7 @@ var ts;
             hasAsyncFunctions = false;
             hasDecorators = false;
             hasParameterDecorators = false;
+            hasJsxSpreadAttribute = false;
         }
         return bindSourceFile;
         function createSymbol(flags, name) {
@@ -11354,6 +11356,9 @@ var ts;
                 if (hasAsyncFunctions) {
                     flags |= 33554432;
                 }
+                if (hasJsxSpreadAttribute) {
+                    flags |= 1073741824;
+                }
             }
             node.flags = flags;
             if (saveState) {
@@ -11916,6 +11921,9 @@ var ts;
                     return bindPropertyOrMethodOrAccessor(node, 4, 107455);
                 case 250:
                     return bindPropertyOrMethodOrAccessor(node, 8, 107455);
+                case 242:
+                    hasJsxSpreadAttribute = true;
+                    return;
                 case 148:
                 case 149:
                 case 150:
@@ -27298,6 +27306,7 @@ var ts;
     };
     function emitFiles(resolver, host, targetSourceFile) {
         var extendsHelper = "\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};";
+        var assignHelper = "\nvar __assign = (this && this.__assign) || Object.assign || function(t) {\n    for (var s, i = 1, n = arguments.length; i < n; i++) {\n        s = arguments[i];\n        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n            t[p] = s[p];\n    }\n    return t;\n};";
         var decorateHelper = "\nvar __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n    if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n    return c > 3 && r && Object.defineProperty(target, key, r), r;\n};";
         var metadataHelper = "\nvar __metadata = (this && this.__metadata) || function (k, v) {\n    if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n};";
         var paramHelper = "\nvar __param = (this && this.__param) || function (paramIndex, decorator) {\n    return function (target, key) { decorator(target, key, paramIndex); }\n};";
@@ -27377,6 +27386,7 @@ var ts;
             var decoratedClassAliases;
             var convertedLoopState;
             var extendsEmitted;
+            var assignEmitted;
             var decorateEmitted;
             var paramEmitted;
             var awaiterEmitted;
@@ -27441,6 +27451,7 @@ var ts;
                 decorateEmitted = false;
                 paramEmitted = false;
                 awaiterEmitted = false;
+                assignEmitted = false;
                 tempFlags = 0;
                 tempVariables = undefined;
                 tempParameters = undefined;
@@ -27903,8 +27914,7 @@ var ts;
                     else {
                         var attrs = openingNode.attributes;
                         if (ts.forEach(attrs, function (attr) { return attr.kind === 242; })) {
-                            emitExpressionIdentifier(syntheticReactRef);
-                            write(".__spread(");
+                            write("__assign(");
                             var haveOpenedObjectLiteral = false;
                             for (var i = 0; i < attrs.length; i++) {
                                 if (attrs[i].kind === 242) {
@@ -32717,10 +32727,14 @@ var ts;
             }
             function emitEmitHelpers(node) {
                 if (!compilerOptions.noEmitHelpers) {
-                    if ((languageVersion < 2) && (!extendsEmitted && node.flags & 4194304)) {
+                    if (languageVersion < 2 && !extendsEmitted && node.flags & 4194304) {
                         writeLines(extendsHelper);
                         extendsEmitted = true;
                     }
+                    if (compilerOptions.jsx !== 1 && !assignEmitted && (node.flags & 1073741824)) {
+                        writeLines(assignHelper);
+                        assignEmitted = true;
+                    }
                     if (!decorateEmitted && node.flags & 8388608) {
                         writeLines(decorateHelper);
                         if (compilerOptions.emitDecoratorMetadata) {
@@ -33153,7 +33167,7 @@ var ts;
     ts.ioWriteTime = 0;
     ts.maxProgramSizeForNonTsFiles = 20 * 1024 * 1024;
     var emptyArray = [];
-    ts.version = "1.8.9";
+    ts.version = "1.8.10";
     function findConfigFile(searchPath, fileExists) {
         var fileName = "tsconfig.json";
         while (true) {
diff --git a/lib/typescript.d.ts b/lib/typescript.d.ts
index de2270a13ea71..efd5b2378fb9f 100644
--- a/lib/typescript.d.ts
+++ b/lib/typescript.d.ts
@@ -360,6 +360,7 @@ declare namespace ts {
         HasDecorators = 8388608,
         HasParamDecorators = 16777216,
         HasAsyncFunctions = 33554432,
+        HasJsxSpreadAttribute = 1073741824,
         Modifier = 1022,
         AccessibilityModifier = 56,
         BlockScoped = 24576,
diff --git a/lib/typescript.js b/lib/typescript.js
index a7424a7d6f0c2..abd6745fc8953 100644
--- a/lib/typescript.js
+++ b/lib/typescript.js
@@ -383,6 +383,9 @@ var ts;
         NodeFlags[NodeFlags["HasDecorators"] = 8388608] = "HasDecorators";
         NodeFlags[NodeFlags["HasParamDecorators"] = 16777216] = "HasParamDecorators";
         NodeFlags[NodeFlags["HasAsyncFunctions"] = 33554432] = "HasAsyncFunctions";
+        // This was picked out from the 'master' branch.
+        // To keep the flags consistent, we're skipping a few ahead.
+        NodeFlags[NodeFlags["HasJsxSpreadAttribute"] = 1073741824] = "HasJsxSpreadAttribute";
         NodeFlags[NodeFlags["Modifier"] = 1022] = "Modifier";
         NodeFlags[NodeFlags["AccessibilityModifier"] = 56] = "AccessibilityModifier";
         NodeFlags[NodeFlags["BlockScoped"] = 24576] = "BlockScoped";
@@ -13267,6 +13270,7 @@ var ts;
         var hasAsyncFunctions;
         var hasDecorators;
         var hasParameterDecorators;
+        var hasJsxSpreadAttribute;
         // If this file is an external module, then it is automatically in strict-mode according to
         // ES6.  If it is not an external module, then we'll determine if it is in strict mode or
         // not depending on if we see "use strict" in certain places (or if we hit a class/namespace).
@@ -13300,6 +13304,7 @@ var ts;
             hasAsyncFunctions = false;
             hasDecorators = false;
             hasParameterDecorators = false;
+            hasJsxSpreadAttribute = false;
         }
         return bindSourceFile;
         function createSymbol(flags, name) {
@@ -13592,6 +13597,9 @@ var ts;
                 if (hasAsyncFunctions) {
                     flags |= 33554432 /* HasAsyncFunctions */;
                 }
+                if (hasJsxSpreadAttribute) {
+                    flags |= 1073741824 /* HasJsxSpreadAttribute */;
+                }
             }
             node.flags = flags;
             if (saveState) {
@@ -14281,6 +14289,9 @@ var ts;
                     return bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 107455 /* PropertyExcludes */);
                 case 250 /* EnumMember */:
                     return bindPropertyOrMethodOrAccessor(node, 8 /* EnumMember */, 107455 /* EnumMemberExcludes */);
+                case 242 /* JsxSpreadAttribute */:
+                    hasJsxSpreadAttribute = true;
+                    return;
                 case 148 /* CallSignature */:
                 case 149 /* ConstructSignature */:
                 case 150 /* IndexSignature */:
@@ -32450,6 +32461,7 @@ var ts;
     function emitFiles(resolver, host, targetSourceFile) {
         // emit output for the __extends helper function
         var extendsHelper = "\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};";
+        var assignHelper = "\nvar __assign = (this && this.__assign) || Object.assign || function(t) {\n    for (var s, i = 1, n = arguments.length; i < n; i++) {\n        s = arguments[i];\n        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n            t[p] = s[p];\n    }\n    return t;\n};";
         // emit output for the __decorate helper function
         var decorateHelper = "\nvar __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n    if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n    return c > 3 && r && Object.defineProperty(target, key, r), r;\n};";
         // emit output for the __metadata helper function
@@ -32539,6 +32551,7 @@ var ts;
             var decoratedClassAliases;
             var convertedLoopState;
             var extendsEmitted;
+            var assignEmitted;
             var decorateEmitted;
             var paramEmitted;
             var awaiterEmitted;
@@ -32609,6 +32622,7 @@ var ts;
                 decorateEmitted = false;
                 paramEmitted = false;
                 awaiterEmitted = false;
+                assignEmitted = false;
                 tempFlags = 0;
                 tempVariables = undefined;
                 tempParameters = undefined;
@@ -33165,11 +33179,10 @@ var ts;
                     }
                     else {
                         // Either emit one big object literal (no spread attribs), or
-                        // a call to React.__spread
+                        // a call to the __assign helper
                         var attrs = openingNode.attributes;
                         if (ts.forEach(attrs, function (attr) { return attr.kind === 242 /* JsxSpreadAttribute */; })) {
-                            emitExpressionIdentifier(syntheticReactRef);
-                            write(".__spread(");
+                            write("__assign(");
                             var haveOpenedObjectLiteral = false;
                             for (var i = 0; i < attrs.length; i++) {
                                 if (attrs[i].kind === 242 /* JsxSpreadAttribute */) {
@@ -38850,10 +38863,14 @@ var ts;
                 if (!compilerOptions.noEmitHelpers) {
                     // Only Emit __extends function when target ES5.
                     // For target ES6 and above, we can emit classDeclaration as is.
-                    if ((languageVersion < 2 /* ES6 */) && (!extendsEmitted && node.flags & 4194304 /* HasClassExtends */)) {
+                    if (languageVersion < 2 /* ES6 */ && !extendsEmitted && node.flags & 4194304 /* HasClassExtends */) {
                         writeLines(extendsHelper);
                         extendsEmitted = true;
                     }
+                    if (compilerOptions.jsx !== 1 /* Preserve */ && !assignEmitted && (node.flags & 1073741824 /* HasJsxSpreadAttribute */)) {
+                        writeLines(assignHelper);
+                        assignEmitted = true;
+                    }
                     if (!decorateEmitted && node.flags & 8388608 /* HasDecorators */) {
                         writeLines(decorateHelper);
                         if (compilerOptions.emitDecoratorMetadata) {
@@ -39343,7 +39360,7 @@ var ts;
     /* @internal */ ts.maxProgramSizeForNonTsFiles = 20 * 1024 * 1024;
     /** The version of the TypeScript compiler release */
     var emptyArray = [];
-    ts.version = "1.8.9";
+    ts.version = "1.8.10";
     function findConfigFile(searchPath, fileExists) {
         var fileName = "tsconfig.json";
         while (true) {
diff --git a/lib/typescriptServices.d.ts b/lib/typescriptServices.d.ts
index b70bdd45935f7..6ec63215c925c 100644
--- a/lib/typescriptServices.d.ts
+++ b/lib/typescriptServices.d.ts
@@ -360,6 +360,7 @@ declare namespace ts {
         HasDecorators = 8388608,
         HasParamDecorators = 16777216,
         HasAsyncFunctions = 33554432,
+        HasJsxSpreadAttribute = 1073741824,
         Modifier = 1022,
         AccessibilityModifier = 56,
         BlockScoped = 24576,
diff --git a/lib/typescriptServices.js b/lib/typescriptServices.js
index a7424a7d6f0c2..abd6745fc8953 100644
--- a/lib/typescriptServices.js
+++ b/lib/typescriptServices.js
@@ -383,6 +383,9 @@ var ts;
         NodeFlags[NodeFlags["HasDecorators"] = 8388608] = "HasDecorators";
         NodeFlags[NodeFlags["HasParamDecorators"] = 16777216] = "HasParamDecorators";
         NodeFlags[NodeFlags["HasAsyncFunctions"] = 33554432] = "HasAsyncFunctions";
+        // This was picked out from the 'master' branch.
+        // To keep the flags consistent, we're skipping a few ahead.
+        NodeFlags[NodeFlags["HasJsxSpreadAttribute"] = 1073741824] = "HasJsxSpreadAttribute";
         NodeFlags[NodeFlags["Modifier"] = 1022] = "Modifier";
         NodeFlags[NodeFlags["AccessibilityModifier"] = 56] = "AccessibilityModifier";
         NodeFlags[NodeFlags["BlockScoped"] = 24576] = "BlockScoped";
@@ -13267,6 +13270,7 @@ var ts;
         var hasAsyncFunctions;
         var hasDecorators;
         var hasParameterDecorators;
+        var hasJsxSpreadAttribute;
         // If this file is an external module, then it is automatically in strict-mode according to
         // ES6.  If it is not an external module, then we'll determine if it is in strict mode or
         // not depending on if we see "use strict" in certain places (or if we hit a class/namespace).
@@ -13300,6 +13304,7 @@ var ts;
             hasAsyncFunctions = false;
             hasDecorators = false;
             hasParameterDecorators = false;
+            hasJsxSpreadAttribute = false;
         }
         return bindSourceFile;
         function createSymbol(flags, name) {
@@ -13592,6 +13597,9 @@ var ts;
                 if (hasAsyncFunctions) {
                     flags |= 33554432 /* HasAsyncFunctions */;
                 }
+                if (hasJsxSpreadAttribute) {
+                    flags |= 1073741824 /* HasJsxSpreadAttribute */;
+                }
             }
             node.flags = flags;
             if (saveState) {
@@ -14281,6 +14289,9 @@ var ts;
                     return bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 107455 /* PropertyExcludes */);
                 case 250 /* EnumMember */:
                     return bindPropertyOrMethodOrAccessor(node, 8 /* EnumMember */, 107455 /* EnumMemberExcludes */);
+                case 242 /* JsxSpreadAttribute */:
+                    hasJsxSpreadAttribute = true;
+                    return;
                 case 148 /* CallSignature */:
                 case 149 /* ConstructSignature */:
                 case 150 /* IndexSignature */:
@@ -32450,6 +32461,7 @@ var ts;
     function emitFiles(resolver, host, targetSourceFile) {
         // emit output for the __extends helper function
         var extendsHelper = "\nvar __extends = (this && this.__extends) || function (d, b) {\n    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n    function __() { this.constructor = d; }\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n};";
+        var assignHelper = "\nvar __assign = (this && this.__assign) || Object.assign || function(t) {\n    for (var s, i = 1, n = arguments.length; i < n; i++) {\n        s = arguments[i];\n        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n            t[p] = s[p];\n    }\n    return t;\n};";
         // emit output for the __decorate helper function
         var decorateHelper = "\nvar __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n    if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n    return c > 3 && r && Object.defineProperty(target, key, r), r;\n};";
         // emit output for the __metadata helper function
@@ -32539,6 +32551,7 @@ var ts;
             var decoratedClassAliases;
             var convertedLoopState;
             var extendsEmitted;
+            var assignEmitted;
             var decorateEmitted;
             var paramEmitted;
             var awaiterEmitted;
@@ -32609,6 +32622,7 @@ var ts;
                 decorateEmitted = false;
                 paramEmitted = false;
                 awaiterEmitted = false;
+                assignEmitted = false;
                 tempFlags = 0;
                 tempVariables = undefined;
                 tempParameters = undefined;
@@ -33165,11 +33179,10 @@ var ts;
                     }
                     else {
                         // Either emit one big object literal (no spread attribs), or
-                        // a call to React.__spread
+                        // a call to the __assign helper
                         var attrs = openingNode.attributes;
                         if (ts.forEach(attrs, function (attr) { return attr.kind === 242 /* JsxSpreadAttribute */; })) {
-                            emitExpressionIdentifier(syntheticReactRef);
-                            write(".__spread(");
+                            write("__assign(");
                             var haveOpenedObjectLiteral = false;
                             for (var i = 0; i < attrs.length; i++) {
                                 if (attrs[i].kind === 242 /* JsxSpreadAttribute */) {
@@ -38850,10 +38863,14 @@ var ts;
                 if (!compilerOptions.noEmitHelpers) {
                     // Only Emit __extends function when target ES5.
                     // For target ES6 and above, we can emit classDeclaration as is.
-                    if ((languageVersion < 2 /* ES6 */) && (!extendsEmitted && node.flags & 4194304 /* HasClassExtends */)) {
+                    if (languageVersion < 2 /* ES6 */ && !extendsEmitted && node.flags & 4194304 /* HasClassExtends */) {
                         writeLines(extendsHelper);
                         extendsEmitted = true;
                     }
+                    if (compilerOptions.jsx !== 1 /* Preserve */ && !assignEmitted && (node.flags & 1073741824 /* HasJsxSpreadAttribute */)) {
+                        writeLines(assignHelper);
+                        assignEmitted = true;
+                    }
                     if (!decorateEmitted && node.flags & 8388608 /* HasDecorators */) {
                         writeLines(decorateHelper);
                         if (compilerOptions.emitDecoratorMetadata) {
@@ -39343,7 +39360,7 @@ var ts;
     /* @internal */ ts.maxProgramSizeForNonTsFiles = 20 * 1024 * 1024;
     /** The version of the TypeScript compiler release */
     var emptyArray = [];
-    ts.version = "1.8.9";
+    ts.version = "1.8.10";
     function findConfigFile(searchPath, fileExists) {
         var fileName = "tsconfig.json";
         while (true) {
diff --git a/package.json b/package.json
index 331fcd812fe71..6cf457383fcdc 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "typescript",
     "author": "Microsoft Corp.",
     "homepage": "http://typescriptlang.org/",
-    "version": "1.8.9",
+    "version": "1.8.10",
     "license": "Apache-2.0",
     "description": "TypeScript is a language for application scale JavaScript development",
     "keywords": [
diff --git a/src/compiler/program.ts b/src/compiler/program.ts
index df4fb5fbba75e..97447d4271e96 100644
--- a/src/compiler/program.ts
+++ b/src/compiler/program.ts
@@ -13,7 +13,7 @@ namespace ts {
 
     const emptyArray: any[] = [];
 
-    export const version = "1.8.9";
+    export const version = "1.8.10";
 
     export function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean): string {
         let fileName = "tsconfig.json";