diff --git a/lib/Epub/Epub.h b/lib/Epub/Epub.h
index 77c564d6..31153035 100644
--- a/lib/Epub/Epub.h
+++ b/lib/Epub/Epub.h
@@ -33,7 +33,7 @@ class Epub {
   bool parseContentOpf(const std::string& contentOpfFilePath);
   bool parseTocNcxFile();
   void initializeSpineItemSizes();
-  static bool getItemSize(const ZipFile &zip, const std::string &itemHref, size_t *size);
+  static bool getItemSize(const ZipFile& zip, const std::string& itemHref, size_t* size);
 
  public:
   explicit Epub(std::string filepath, const std::string& cacheDir) : filepath(std::move(filepath)) {