diff --git a/package.json b/package.json
index 046381b..c2cae0f 100644
--- a/package.json
+++ b/package.json
@@ -23,8 +23,41 @@
     "type": "git",
     "url": "git@github.com:Caleydo/tourdino.git"
   },
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
+  "main": "src/index.ts",
+  "types": "src/index.ts",
+  "exports": {
+    ".": {
+      "types": [
+        "./dist/index.d.ts",
+        "./src/index.ts"
+      ],
+      "import": [
+        "./dist/index.js",
+        "./src/index.ts"
+      ],
+      "default": [
+        "./dist/index.js",
+        "./src/index.ts"
+      ]
+    },
+    "./phovea_registry": [
+      "./dist/phovea_registry.js",
+      "./src/phovea_registry.ts"
+    ],
+    "./dist/phovea_registry": [
+      "./dist/phovea_registry.js",
+      "./src/phovea_registry.ts"
+    ],
+    "./src/scss/*": [
+      "./dist/scss/*",
+      "./src/scss/*"
+    ],
+    "./dist/scss/*": [
+      "./dist/scss/*",
+      "./src/scss/*"
+    ],
+    "./package.json": "./package.json"
+  },
   "files": [
     "src",
     "dist"
@@ -48,7 +81,6 @@
     "docs": "visyn_scripts docs",
     "lint:fix": "visyn_scripts lint --fix",
     "lint": "visyn_scripts lint",
-    "prepack": "npm run build",
     "start": "visyn_scripts start --env workspace_mode=single",
     "storybook:build": "NODE_OPTIONS=--max_old_space_size=4096 build-storybook",
     "storybook": "NODE_OPTIONS=--max_old_space_size=4096 start-storybook -p 6006",
diff --git a/src/base/BaseUtils.ts b/src/base/BaseUtils.ts
index 0d72508..8918de4 100644
--- a/src/base/BaseUtils.ts
+++ b/src/base/BaseUtils.ts
@@ -137,13 +137,13 @@ export class BaseUtils {
 
       while (integers.length !== n) {
         // skipped if n = max+1  --> all integers between 0 and max
-        integers.splice(getRandomInt(0, integers.length), 1); // definetly one hit per iteration
+        integers.splice(BaseUtils.getRandomInt(0, integers.length), 1); // definetly one hit per iteration
       }
       return integers;
     }
     const integers = [];
     while (integers.length < n) {
-      const integer = getRandomInt(0, max);
+      const integer = BaseUtils.getRandomInt(0, max);
       if (integers.indexOf(integer) === -1) {
         // not every iteration might add an element
         integers.push(integer);