diff --git a/lib/fastlane/plugin/ddg_apple_automation/helper/ddg_apple_automation_helper.rb b/lib/fastlane/plugin/ddg_apple_automation/helper/ddg_apple_automation_helper.rb
index fa6debe..2783da6 100644
--- a/lib/fastlane/plugin/ddg_apple_automation/helper/ddg_apple_automation_helper.rb
+++ b/lib/fastlane/plugin/ddg_apple_automation/helper/ddg_apple_automation_helper.rb
@@ -59,7 +59,7 @@ def self.validate_new_version(version)
       def self.format_version(version)
         user_version = nil
 
-        unless version.nil?
+        unless version.to_s.empty?
           version_numbers = version.split('.')
           version_numbers[3] = 0
           version_numbers.map! { |element| element.nil? ? 0 : element }