diff --git a/include/cdio/utf8.h b/include/cdio/utf8.h
index df420f10..863b158c 100644
--- a/include/cdio/utf8.h
+++ b/include/cdio/utf8.h
@@ -99,6 +99,7 @@ bool cdio_charset_to_utf8(const char *src, size_t src_len, cdio_utf8_t **dst,
  */
 wchar_t* cdio_utf8_to_wchar(const char* str);
 
+#include <stdio.h> /* for FILE */
 /** \brief Provides an UTF-8 compliant version of fopen for Windows
  *  The parameters and return value are the same as fopen().
  */