diff --git a/tsconfig.json b/tsconfig.json
index 8e5b91c..c340de5 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -25,11 +25,11 @@
 
     /* Modules */
     "module": "commonjs",                                /* Specify what module code is generated. */
-    "rootDir": "src",                                    /* Specify the root folder within your source files. */
+    // "rootDir": "src",                                 /* Specify the root folder within your source files. */
     // "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
-    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    "rootDirs": [ "src", "tests" ],                      /* Allow multiple folders to be treated as one when resolving modules. */
     // "typeRoots": [],                                  /* Specify multiple folders that act like `./node_modules/@types`. */
     // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
@@ -97,5 +97,6 @@
     /* Completeness */
     // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
     "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
-  }
+  },
+  "exclude": [ "**/*.test.ts" ]
 }