diff --git a/notes_tools/tools/marks_plottings.py b/notes_tools/tools/marks_plottings.py
index 4c35e40..587664d 100644
--- a/notes_tools/tools/marks_plottings.py
+++ b/notes_tools/tools/marks_plottings.py
@@ -74,7 +74,7 @@ def hist_boxplot(df, kwargs_hist=[], kwargs_box=[]):
     marks_hist(df, ax = ax_hist, rwidth=0.9)
 
     ev_desc = df["Mark"].describe()
-    m = ev_desc["mean"]
+    m = round(ev_desc["mean"], 1)
 
     ax_hist.plot([m,m], ax_hist.get_ylim())
     ax_hist.annotate(round(ev_desc["mean"],1),
@@ -83,7 +83,7 @@ def hist_boxplot(df, kwargs_hist=[], kwargs_box=[]):
     df["Mark"].plot.box(ax = ax_box, vert=False, widths = 0.6)
     ax_box.set_yticklabels("")
     for e in ["min", "25%", "50%", "75%", "max"]:
-        ax_box.annotate(ev_desc[e], 
+        ax_box.annotate(round(ev_desc[e], 1),
                 xy=(ev_desc[e] - 0.2, ax_box.get_ylim()[1]))
 
     return f, (ax_hist, ax_box)