diff --git a/doc/doxygen.cfg b/doc/doxygen.cfg
index 02e9459ae..d9f8b2359 100644
--- a/doc/doxygen.cfg
+++ b/doc/doxygen.cfg
@@ -39,7 +39,7 @@ PROJECT_NAME           = "SIRIUS"
 # control system is used.
 
 
-PROJECT_NUMBER         = "7.2.6"
+PROJECT_NUMBER         = "7.3.0"
 
 # 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