diff --git a/autodoc/doc_state.py b/autodoc/doc_state.py
index b614616..f047b5f 100644
--- a/autodoc/doc_state.py
+++ b/autodoc/doc_state.py
@@ -514,9 +514,10 @@ def __state_full_graph__(label, state, app):
     graph = f"digraph {label[1:]}" + "{\n"
     graph += "ranksep = 2;\n"
     graph += "nodesep = 0.05;\n"
-    graph += 'fontname="mono"\n'
+    graph += 'fontname="monospace"\n'
     graph += "rankdir = LR;\n"
-    graph += "node [shape=Mrecord];\n"
+    graph += 'edge [fontname="monospace"]\n'
+    graph += 'node [shape=Mrecord, fontname="monospace"];\n'
     graph += f"label=<State: <B>{label[1:]}</B>>;\n"
     graph += "fontsize=40;\n"
     graph += "\n"