diff --git a/js/controllers/send.js b/js/controllers/send.js
index a09e76010..ed679e6b1 100644
--- a/js/controllers/send.js
+++ b/js/controllers/send.js
@@ -194,6 +194,9 @@ angular.module('copayApp.controllers').controller('SendController',
           var w = $rootScope.wallet;
           var sign = w.verifySignAddressBook(key);
           $scope.signAddressBook[key] = sign;
+          if (!sign) {
+            notification.error('Wrong signature', 'Entry of Addressbooks was deleted');
+          }
         }, 10);
       }
     };
diff --git a/js/models/core/Wallet.js b/js/models/core/Wallet.js
index ece26ad2a..486a9ad2c 100644
--- a/js/models/core/Wallet.js
+++ b/js/models/core/Wallet.js
@@ -861,7 +861,13 @@ Wallet.prototype.verifySignAddressBook = function(key) {
       copayerId: this.addressBook[key].copayerId,
       createdTs: this.addressBook[key].createdTs
     };
-    return this.verifySignedObject(payload, signature);
+    var sign = this.verifySignedObject(payload, signature);
+    if (!sign) {
+      // remove wrong signed entry
+      delete this.addressBook[key];
+      this.store();
+    }
+    return sign;
   }
 }