diff --git a/editors/code/package-lock.json b/editors/code/package-lock.json
index f92ce1fe27..02e17d1846 100644
--- a/editors/code/package-lock.json
+++ b/editors/code/package-lock.json
@@ -749,8 +749,7 @@
         "tslib": {
             "version": "1.10.0",
             "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
-            "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==",
-            "dev": true
+            "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ=="
         },
         "tslint": {
             "version": "5.20.1",
diff --git a/editors/code/package.json b/editors/code/package.json
index 55d470fa04..3e19032637 100644
--- a/editors/code/package.json
+++ b/editors/code/package.json
@@ -25,7 +25,8 @@
     "dependencies": {
         "jsonc-parser": "^2.1.0",
         "seedrandom": "^3.0.5",
-        "vscode-languageclient": "^6.1.0"
+        "vscode-languageclient": "^6.1.0",
+        "tslib": "^1.10.0"
     },
     "devDependencies": {
         "@rollup/plugin-commonjs": "^11.0.1",
@@ -35,7 +36,6 @@
         "@types/seedrandom": "^2.4.28",
         "@types/vscode": "^1.41.0",
         "rollup": "^1.30.1",
-        "tslib": "^1.10.0",
         "tslint": "^5.20.1",
         "typescript": "^3.7.5",
         "typescript-formatter": "^7.2.2",
diff --git a/editors/code/tsconfig.json b/editors/code/tsconfig.json
index 1ea433961f..1e17e4510b 100644
--- a/editors/code/tsconfig.json
+++ b/editors/code/tsconfig.json
@@ -15,6 +15,7 @@
         "noFallthroughCasesInSwitch": true,
         "newLine": "LF",
         "esModuleInterop": true,
+        "importHelpers": true
     },
     "exclude": [
         "node_modules"