diff --git a/package.json b/package.json
index d868979..28d63a0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "routeros-client",
-  "version": "0.2.5",
+  "version": "0.2.6",
   "description": "Easy to use abstraction layer over the node-routeros API",
   "main": "./dist/index",
   "types": "./dist/index",
@@ -44,13 +44,13 @@
     "@types/node": "^6.0.92",
     "chai": "^4.1.2",
     "mocha": "^4.0.1",
+    "source-map-support": "^0.5.0",
     "ts-node": "^3.3.0",
     "tslint": "^5.7.0",
     "typescript": "^2.6.2"
   },
   "dependencies": {
     "debug": "^3.1.0",
-    "source-map-support": "^0.5.0",
     "node-routeros": "^1.0.9"
   }
 }
diff --git a/src/index.ts b/src/index.ts
index 1791494..4548cec 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,7 @@
-import * as sourceMapSupport from "source-map-support";
-if (process.env.ENV !== "production") sourceMapSupport.install();
+if (process.env.ENV === "testing") {
+    const sourceMapSupport = require("source-map-support");
+    sourceMapSupport.install();
+} 
 
 export * from "./RouterOSClient";
 export * from "./RosApiModel";
diff --git a/src/tslint.json b/src/tslint.json
index ddae171..9c7ea76 100644
--- a/src/tslint.json
+++ b/src/tslint.json
@@ -13,6 +13,7 @@
         "ordered-imports": false,
         "no-trailing-whitespace": false,
         "max-line-length": false,
+        "no-var-requires": false,
         "no-shadowed-variable": false,
         "quotemark": [true, "double", "avoid-escape", "avoid-template"]
     },