diff --git a/optuna_dashboard/static/components/GraphSlice.tsx b/optuna_dashboard/static/components/GraphSlice.tsx
index 03d7a0d5..d816b5b8 100644
--- a/optuna_dashboard/static/components/GraphSlice.tsx
+++ b/optuna_dashboard/static/components/GraphSlice.tsx
@@ -205,6 +205,7 @@ const plotSlice = (
       },
       tickvals: tickvals,
       ticktext: vocabArr,
+      automargin: true
     }
     plotly.react(plotDomId, trace, layout)
   }