diff --git a/doc/api/Doxyfile b/doc/api/Doxyfile
index 09b041b..abb952b 100644
--- a/doc/api/Doxyfile
+++ b/doc/api/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = XLParser
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.7.4
+PROJECT_NUMBER         = 1.7.5
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a