diff --git a/ext/manifest.json b/ext/manifest.json
index d75238b1..7ee66f4f 100644
--- a/ext/manifest.json
+++ b/ext/manifest.json
@@ -1,7 +1,7 @@
 {
     "manifest_version": 2,
     "name": "Yomichan",
-    "version": "1.5.1",
+    "version": "1.5.2",
 
     "description": "Japanese dictionary with Anki integration",
     "icons": {"16": "mixed/img/icon16.png", "48": "mixed/img/icon48.png", "128": "mixed/img/icon128.png"},
@@ -26,9 +26,7 @@
         "all_frames": true
     }],
     "minimum_chrome_version": "57.0.0.0",
-    "options_ui": {
-        "page": "bg/settings.html"
-    },
+    "options_page": "bg/settings.html",
     "permissions": [
         "<all_urls>",
         "storage",