diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 45b7fb6a..3327e08b 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -82,8 +82,9 @@
     <!-- Confirmation dialog -->
     <string name="delete_from_all_sources">El contacto será eliminado de todos los orígenes de contactos.</string>
     <plurals name="delete_groups">
-        <item quantity="one">%d groupo</item>
-        <item quantity="other">%d groupos</item>
+        <item quantity="one">%d grupo</item>
+        <item quantity="many">%d grupos</item>
+        <item quantity="other">%d grupos</item>
     </plurals>
     <!-- FAQ -->
     <string name="faq_1_title">Quiero cambiar qué campos son visibles en los contactos. ¿Puedo hacerlo?</string>
@@ -92,4 +93,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file