diff --git a/docs/Doxyfile b/docs/Doxyfile
index 8b58ca9b691e24b0e4e8e9d3d67b2bd77857c623..45a29656e901d8b86f114d708e3099d182a1a7fb 100644
--- a/docs/Doxyfile
+++ b/docs/Doxyfile
@@ -1445,7 +1445,7 @@ DOT_IMAGE_FORMAT       = png
 # The tag DOT_PATH can be used to specify the path where the dot tool can be 
 # found. If left blank, it is assumed the dot tool can be found in the path.
 
-DOT_PATH               = ""
+DOT_PATH               = "/usr/bin"
 
 # The DOTFILE_DIRS tag can be used to specify one or more directories that 
 # contain dot files that are included in the documentation (see the