diff --git a/.rubocop/cop/zammad/exists_condition.rb b/.rubocop/cop/zammad/exists_condition.rb
index 801bd6d5b..6670a63f7 100644
--- a/.rubocop/cop/zammad/exists_condition.rb
+++ b/.rubocop/cop/zammad/exists_condition.rb
@@ -65,7 +65,7 @@ module RuboCop
         end
 
         def check_node(node)
-          return unless node
+          return if !node
 
           if keyword_bang?(node)
             receiver, = *node
diff --git a/.rubocop/cop/zammad/prefer_negated_if_over_unless.rb b/.rubocop/cop/zammad/prefer_negated_if_over_unless.rb
index f6c3466fc..2478085d7 100644
--- a/.rubocop/cop/zammad/prefer_negated_if_over_unless.rb
+++ b/.rubocop/cop/zammad/prefer_negated_if_over_unless.rb
@@ -20,7 +20,7 @@ module RuboCop
               'negative conditions.'.freeze
 
         def on_if(node)
-          return unless node.unless?
+          return if !node.unless?
 
           add_offense(node, message: MSG)
         end