Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/royopa/citationbuilder/inspections/bc2f232d-6ac9-4b40-bae1-5a843c452b26

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Merge pull request #1 from royopa/scrutinizer-patch-1

Scrutinizer Auto-Fixes