diff --git a/doc/doxygen/riot.doxyfile b/doc/doxygen/riot.doxyfile
index 892b6c1dbb..8111344e72 100644
--- a/doc/doxygen/riot.doxyfile
+++ b/doc/doxygen/riot.doxyfile
@@ -2361,7 +2361,7 @@ PLANTUML_JAR_PATH      =
 # Minimum value: 0, maximum value: 10000, default value: 50.
 # This tag requires that the tag HAVE_DOT is set to YES.
 
-DOT_GRAPH_MAX_NODES    = 225
+DOT_GRAPH_MAX_NODES    = 250
 
 # The MAX_DOT_GRAPH_DEPTH tag can be used to set the maximum depth of the graphs
 # generated by dot. A depth value of 3 means that only nodes reachable from the