diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteFileDialogFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteFileDialogFragment.java
index bd506f648..7737523e3 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteFileDialogFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteFileDialogFragment.java
@@ -75,7 +75,8 @@ public class DeleteFileDialogFragment extends DialogFragment {
 
         CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(activity);
 
-        alert.setMessage(this.getString(R.string.file_delete_confirmation, deleteFileNames.toString()));
+        alert.setTitle(getString(R.string.file_delete_confirmation_title));
+        alert.setMessage(getString(R.string.file_delete_confirmation, deleteFileNames.toString()));
 
         alert.setPositiveButton(R.string.btn_delete, new DialogInterface.OnClickListener() {
 
@@ -112,7 +113,6 @@ public class DeleteFileDialogFragment extends DialogFragment {
                     }
 
                     // Note: We can't delete every file...
-
                     failedFileNameList.add(deleteFileNameMap.get(deleteUri));
                 }
 
@@ -127,7 +127,7 @@ public class DeleteFileDialogFragment extends DialogFragment {
                 // NOTE: Use Toasts, not Snackbars. When sharing to another application snackbars
                 // would not show up!
                 Toast.makeText(getActivity(), getActivity().getString(R.string.file_delete_successful,
-                        deleteUris.length - failedFileNameList.size(), deleteUris.length, failedFileNames.toString()),
+                                deleteUris.length - failedFileNameList.size(), deleteUris.length, failedFileNames.toString()),
                         Toast.LENGTH_LONG).show();
 
                 if (onDeletedListener != null) {
diff --git a/OpenKeychain/src/main/res/values/strings.xml b/OpenKeychain/src/main/res/values/strings.xml
index c5dfdcaa1..0affa9073 100644
--- a/OpenKeychain/src/main/res/values/strings.xml
+++ b/OpenKeychain/src/main/res/values/strings.xml
@@ -222,7 +222,8 @@
     <string name="pin_for">"Enter PIN for '%s'"</string>
     <string name="yubikey_pin_for">"Enter PIN to access YubiKey for '%s'"</string>
     <string name="nfc_text">"Hold YubiKey against the back of your device."</string>
-    <string name="file_delete_confirmation">"Are you sure you want to delete the following files?%s"</string>
+    <string name="file_delete_confirmation_title">"Delete original files?"</string>
+    <string name="file_delete_confirmation">"The following files will be deleted:%s"</string>
     <string name="file_delete_successful">"%1$d out of %2$d files have been deleted.%3$s"</string>
     <string name="no_file_selected">"Select a file first."</string>
     <string name="encrypt_sign_successful">"Successfully signed and/or encrypted."</string>
@@ -264,8 +265,8 @@
          no punctuation, all lowercase,
          they will be put after "error_message", e.g. "Error: file not found"
     -->
-    <string name="error_file_delete_failed">"are not deleted."</string>
-    <string name="error_file_added_already">%s has been added already.</string>
+    <string name="error_file_delete_failed">"have not been deleted. Delete them manually!"</string>
+    <string name="error_file_added_already">%s has already been added.</string>
     <string name="error_file_not_found">"file not found"</string>
     <string name="error_no_secret_key_found">"no suitable secret key found"</string>
     <string name="error_external_storage_not_ready">"external storage not ready"</string>