diff --git a/src/controllers/pages.js b/src/controllers/pages.js
index 14c6cfc..6c2374e 100644
--- a/src/controllers/pages.js
+++ b/src/controllers/pages.js
@@ -114,6 +114,11 @@ class Pages {
     if (!page._id) {
       throw new Error('Page with given id does not exist');
     }
+
+    if (!data.uri.match(/^[a-z0-9'-]+$/i)) {
+      throw new Error('Uri has unexpected characters');
+    }
+
     const previousUri = page.uri;
 
     page.data = data;
diff --git a/src/models/page.js b/src/models/page.js
index 793c058..65b75aa 100644
--- a/src/models/page.js
+++ b/src/models/page.js
@@ -1,5 +1,4 @@
 const {pages: pagesDb} = require('../utils/database/index');
-const {aliases: aliasesDb} = require('../utils/database/index');
 const translateString = require('../utils/translation');
 
 /**