diff --git a/package.json b/package.json
index 440aed7..6724552 100644
--- a/package.json
+++ b/package.json
@@ -27,8 +27,8 @@
     "url": "https://github.com/lokenxo/ng2-fittext/issues"
   },
   "homepage": "https://github.com/lokenxo/ng2-fittext#readme",
-  "dependencies": {
-    "@angular/core": "^4.0.1",
+  "peerDependencies": {
+    "@angular/core": ">=4.0.1",
     "rxjs": "^5.4.0"
   },
   "devDependencies": {