diff --git a/java/res/xml-sw600dp/rows_number_password.xml b/java/res/xml-sw600dp/rows_number_password.xml
index 6c3855a..37e6338 100644
--- a/java/res/xml-sw600dp/rows_number_password.xml
+++ b/java/res/xml-sw600dp/rows_number_password.xml
@@ -70,7 +70,8 @@
         <Key
             latin:keyStyle="deleteKeyStyle" />
         <Key
-            latin:keyStyle="num0KeyStyle" />
+            latin:keyStyle="num0KeyStyle"
+            latin:keyHintLabel="+" />
         <Key
             latin:keyStyle="enterKeyStyle" />
         <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
diff --git a/java/res/xml-sw600dp/rows_phone.xml b/java/res/xml-sw600dp/rows_phone.xml
index 612397a..e598c96 100644
--- a/java/res/xml-sw600dp/rows_phone.xml
+++ b/java/res/xml-sw600dp/rows_phone.xml
@@ -113,7 +113,8 @@
             latin:keyStyle="numStarKeyStyle"
             latin:keyXPos="31%p" />
         <Key
-            latin:keyStyle="num0KeyStyle" />
+            latin:keyStyle="num0KeyStyle"
+            latin:keyHintLabel="+" />
         <Key
             latin:keySpec="\#"
             latin:keyStyle="numKeyStyle" />