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 879e3f6da..07462b4ff 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
@@ -62,12 +62,9 @@ public class DeleteFileDialogFragment extends DialogFragment {
 
         CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(activity);
 
-
-        alert.setIcon(R.drawable.ic_dialog_alert_holo_light);
-        alert.setTitle(R.string.warning);
         alert.setMessage(this.getString(R.string.file_delete_confirmation, deleteFilename));
 
-        alert.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
+        alert.setPositiveButton(R.string.btn_delete, new DialogInterface.OnClickListener() {
 
             @Override
             public void onClick(DialogInterface dialog, int id) {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteKeyDialogFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteKeyDialogFragment.java
index 802f0c11b..32789d53b 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteKeyDialogFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/DeleteKeyDialogFragment.java
@@ -83,8 +83,6 @@ public class DeleteKeyDialogFragment extends DialogFragment {
 
         mMainMessage = (TextView) mInflateView.findViewById(R.id.mainMessage);
 
-        builder.setTitle(R.string.warning);
-
         final boolean hasSecret;
 
         // If only a single key has been selected
@@ -110,12 +108,14 @@ public class DeleteKeyDialogFragment extends DialogFragment {
                 }
                 hasSecret = ((Long) data.get(KeyRings.HAS_ANY_SECRET)) == 1;
 
-                // Set message depending on which key it is.
-                mMainMessage.setText(getString(
-                        hasSecret ? R.string.secret_key_deletion_confirmation
-                                : R.string.public_key_deletetion_confirmation,
-                        name
-                ));
+                if (hasSecret) {
+                    // show title only for secret key deletions,
+                    // see http://www.google.com/design/spec/components/dialogs.html#dialogs-behavior
+                    builder.setTitle(getString(R.string.title_delete_secret_key, name));
+                    mMainMessage.setText(getString(R.string.secret_key_deletion_confirmation, name));
+                } else {
+                    mMainMessage.setText(getString(R.string.public_key_deletetion_confirmation, name));
+                }
             } catch (ProviderHelper.NotFoundException e) {
                 dismiss();
                 return null;
@@ -125,7 +125,6 @@ public class DeleteKeyDialogFragment extends DialogFragment {
             hasSecret = false;
         }
 
-        builder.setIcon(R.drawable.ic_dialog_alert_holo_light);
         builder.setPositiveButton(R.string.btn_delete, new DialogInterface.OnClickListener() {
             @Override
             public void onClick(DialogInterface dialog, int which) {
diff --git a/OpenKeychain/src/main/res/values/strings.xml b/OpenKeychain/src/main/res/values/strings.xml
index 29b955bb4..51574ded8 100644
--- a/OpenKeychain/src/main/res/values/strings.xml
+++ b/OpenKeychain/src/main/res/values/strings.xml
@@ -42,6 +42,7 @@
     <string name="title_exchange_keys">"Exchange Keys"</string>
     <string name="title_advanced_key_info">"Advanced Key Info"</string>
     <string name="title_keys">"Keys"</string>
+    <string name="title_delete_secret_key">"Delete YOUR key \'%s\'?"</string>
 
     <!-- section -->
     <string name="section_user_ids">"Identities"</string>
@@ -203,7 +204,6 @@
     <string name="ecdh">"ECDH"</string>
     <string name="ecdsa">"ECDSA"</string>
     <string name="filemanager_title_open">"Open…"</string>
-    <string name="warning">"Warning"</string>
     <string name="error">"Error"</string>
     <string name="error_message">"Error: %s"</string>
 
@@ -233,9 +233,9 @@
     <string name="specify_file_to_encrypt_to">"Please specify which file to encrypt to.\nWARNING: File will be overwritten if it exists."</string>
     <string name="specify_file_to_decrypt_to">"Please specify which file to decrypt to.\nWARNING: File will be overwritten if it exists."</string>
     <string name="specify_file_to_export_to">"Please specify which file to export to.\nWARNING: File will be overwritten if it exists."</string>
-    <string name="key_deletion_confirmation_multi">"Do you really want to delete all selected public keys?\nYou can't undo this!"</string>
-    <string name="secret_key_deletion_confirmation">"Do you really want to delete the SECRET key '%s'?\nYou can't undo this!"</string>
-    <string name="public_key_deletetion_confirmation">"Do you really want to delete the public key '%s'?\nYou can't undo this!"</string>
+    <string name="key_deletion_confirmation_multi">"Do you really want to delete all selected keys?"</string>
+    <string name="secret_key_deletion_confirmation">"After deletion you will not be able to read messages encrypted with this key and loose all key verifications related to it!\nDo you really want to delete YOUR key '%s'?"</string>
+    <string name="public_key_deletetion_confirmation">"Delete key '%s'?"</string>
     <string name="also_export_secret_keys">"Also export secret keys"</string>
     <string name="reinstall_openkeychain">"You encountered a known bug with Android. Please reinstall OpenKeychain if you want to link your contacts with keys."</string>