diff --git a/code/addons/viewport/package.json b/code/addons/viewport/package.json
index 80d650b26432..6457e61189e0 100644
--- a/code/addons/viewport/package.json
+++ b/code/addons/viewport/package.json
@@ -30,8 +30,6 @@
       "import": "./dist/index.mjs"
     },
     "./manager": "./dist/manager.js",
-    "./preview": "./dist/preview.ts",
-    "./register": "./dist/manager.js",
     "./package.json": "./package.json"
   },
   "main": "dist/index.js",
@@ -74,9 +72,6 @@
     ],
     "managerEntries": [
       "./src/manager.tsx"
-    ],
-    "previewEntries": [
-      "./src/preview.ts"
     ]
   },
   "gitHead": "e6a7fd8a655c69780bc20b9749c2699e44beae17",
diff --git a/code/addons/viewport/src/index.ts b/code/addons/viewport/src/index.ts
index 832595462640..79e0216d7923 100644
--- a/code/addons/viewport/src/index.ts
+++ b/code/addons/viewport/src/index.ts
@@ -1,4 +1,2 @@
-export * from './constants';
 export * from './defaults';
-export * from './models';
-export * from './shortcuts';
+export type * from './models';
diff --git a/code/addons/viewport/src/models/index.ts b/code/addons/viewport/src/models/index.ts
index 0cc15c61f914..7eb7ed1a6942 100644
--- a/code/addons/viewport/src/models/index.ts
+++ b/code/addons/viewport/src/models/index.ts
@@ -1,2 +1,2 @@
-export * from './Viewport';
-export * from './ViewportAddonParameter';
+export type * from './Viewport';
+export type * from './ViewportAddonParameter';
diff --git a/code/addons/viewport/src/preview.ts b/code/addons/viewport/src/preview.ts
deleted file mode 100644
index 05f32144967d..000000000000
--- a/code/addons/viewport/src/preview.ts
+++ /dev/null
@@ -1 +0,0 @@
-export { INITIAL_VIEWPORTS, DEFAULT_VIEWPORT, MINIMAL_VIEWPORTS } from './defaults';