diff --git a/doxygen/Doxyconfig b/doxygen/Doxyconfig
index 8aa8ed0..7dc9d9d 100644
--- a/doxygen/Doxyconfig
+++ b/doxygen/Doxyconfig
@@ -2532,4 +2532,4 @@ GENERATE_LEGEND        = YES
 # The default value is: YES.
 # This tag requires that the tag HAVE_DOT is set to YES.
 
-DOT_CLEANUP            = NO
+DOT_CLEANUP            = YES