diff --git a/gulpfile.ts b/gulpfile.ts
index ed0019b89..a2fb25c5c 100644
--- a/gulpfile.ts
+++ b/gulpfile.ts
@@ -14,13 +14,16 @@ import { gulp_installAzureAccount, gulp_webpack } from 'vscode-azureextensiondev
 
 const env = process.env;
 
-export const jsonArmGrammarSourcePath: string = path.resolve('grammars/JSONC.arm.tmLanguage.json');
-export const jsonArmGrammarDestPath: string = path.resolve('dist/grammars/JSONC.arm.tmLanguage.json');
+const jsonArmGrammarSourcePath: string = path.resolve('grammars', 'JSONC.arm.tmLanguage.json');
+const jsonArmGrammarDestPath: string = path.resolve('dist', 'grammars', 'JSONC.arm.tmLanguage.json');
 
-export const tleGrammarSourcePath: string = path.resolve('grammars/arm-expression-string.tmLanguage.json');
-export const tleGrammarBuiltPath: string = path.resolve('dist/grammars/arm-expression-string.tmLanguage.json');
+const tleGrammarSourcePath: string = path.resolve('grammars', 'arm-expression-string.tmLanguage.json');
+const tleGrammarBuiltPath: string = path.resolve('dist', 'grammars', 'arm-expression-string.tmLanguage.json');
 
-export interface IGrammar {
+const armConfigurationSourcePath: string = path.resolve('grammars', 'jsonc.arm.language-configuration.json');
+const armConfigurationDestPath: string = path.resolve('dist', 'grammars', 'jsonc.arm.language-configuration.json');
+
+interface IGrammar {
     preprocess?: {
         "builtin-functions": string;
         [key: string]: string;
@@ -104,6 +107,8 @@ async function buildGrammars(): Promise<void> {
 
     fs.copyFileSync(jsonArmGrammarSourcePath, jsonArmGrammarDestPath);
     console.log(`Copied ${jsonArmGrammarDestPath}`);
+    fs.copyFileSync(armConfigurationSourcePath, armConfigurationDestPath);
+    console.log(`Copied ${armConfigurationDestPath}`);
 }
 
 // tslint:disable-next-line:no-suspicious-comment
diff --git a/package.json b/package.json
index 030e235a5..45ee05127 100644
--- a/package.json
+++ b/package.json
@@ -101,7 +101,7 @@
         "aliases": [
           "ARM Deployment Template"
         ],
-        "configuration": "grammars/jsonc.arm.language-configuration.json",
+        "configuration": "dist/grammars/jsonc.arm.language-configuration.json",
         "extensions": [
           ".arm"
         ]