diff --git a/build.gradle b/build.gradle
index c228ef4466a..48c0c9c77e2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 buildscript {
     ext {
         // Libraries
-        kotlinVersion = '1.3.11'
+        kotlinVersion = '1.3.21'
         archLifecycleVersion = '2.0.0'
         roomVersion = '2.0.0'
 
diff --git a/owncloudApp/src/main/java/com/owncloud/android/NetworkBoundResource.kt b/owncloudApp/src/main/java/com/owncloud/android/NetworkBoundResource.kt
index 45d031c53e5..32380b7fd28 100644
--- a/owncloudApp/src/main/java/com/owncloud/android/NetworkBoundResource.kt
+++ b/owncloudApp/src/main/java/com/owncloud/android/NetworkBoundResource.kt
@@ -46,7 +46,7 @@ abstract class NetworkBoundResource<ResultType, RequestType>(
     private val appExecutors: AppExecutors
 ) {
     /**
-     * Result will observe three different livedata objects and react on change events from them
+     * A generic class that can provide a resource backed by both the sqlite database and the network.
      * - Shares livedata from Room to detect changes in database
      * - Errors livedata from remote operations
      * - Loading status
diff --git a/owncloudApp/src/main/java/com/owncloud/android/shares/ui/fragment/PublicShareDialogFragment.kt b/owncloudApp/src/main/java/com/owncloud/android/shares/ui/fragment/PublicShareDialogFragment.kt
index 9e404f3aee6..5a446ac0698 100644
--- a/owncloudApp/src/main/java/com/owncloud/android/shares/ui/fragment/PublicShareDialogFragment.kt
+++ b/owncloudApp/src/main/java/com/owncloud/android/shares/ui/fragment/PublicShareDialogFragment.kt
@@ -354,14 +354,6 @@ class PublicShareDialogFragment : DialogFragment() {
                     }
                 }
             )
-//            (activity as FileActivity).fileOperationsHelper.shareFileViaLink(
-//                    file,
-//                    publicLinkName,
-//                    publicLinkPassword,
-//                    publicLinkExpirationDateInMillis,
-//                    false,
-//                    publicLinkPermissions)
-
         } else { // Updating an existing public share
             if (!passwordSwitch!!.isChecked) {
                 publicLinkPassword = ""