diff --git a/Doc/doxygen/Doxyfile b/Doc/doxygen/Doxyfile
index 7bb5ac91..0ae1e3e8 100644
--- a/Doc/doxygen/Doxyfile
+++ b/Doc/doxygen/Doxyfile
@@ -314,7 +314,7 @@ CALLER_GRAPH           = NO
 GRAPHICAL_HIERARCHY    = YES
 DIRECTORY_GRAPH        = YES
 DOT_IMAGE_FORMAT       = png
-DOT_PATH               = "C:/Program Files (x86)/Graphviz2.30/bin"
+DOT_PATH               = "C:/Program Files (x86)/Graphviz2.38/bin"
 DOTFILE_DIRS           = 
 DOT_GRAPH_MAX_NODES    = 500
 MAX_DOT_GRAPH_DEPTH    = 1000