diff --git a/dabest/plotter.py b/dabest/plotter.py
index 7104e390..221500f4 100644
--- a/dabest/plotter.py
+++ b/dabest/plotter.py
@@ -1146,10 +1146,10 @@ def effectsize_df_plotter(effectsize_df, **plot_kwargs):
                     ].iloc[0]
                     curr_esval_str = np.format_float_positional(
                         curr_esval,
-                        precision=es_sf,
+                        precision=2,
                         sign=True,
                         trim="k",
-                        min_digits=es_sf,
+                        min_digits=2,
                     )
                     effsize_list.append(curr_esval_str)
                 else:
diff --git a/nbs/API/plotter.ipynb b/nbs/API/plotter.ipynb
index 31f96a7d..c6f02240 100644
--- a/nbs/API/plotter.ipynb
+++ b/nbs/API/plotter.ipynb
@@ -1205,10 +1205,10 @@
     "                    ].iloc[0]\n",
     "                    curr_esval_str = np.format_float_positional(\n",
     "                        curr_esval,\n",
-    "                        precision=es_sf,\n",
+    "                        precision=2,\n",
     "                        sign=True,\n",
     "                        trim=\"k\",\n",
-    "                        min_digits=es_sf,\n",
+    "                        min_digits=2,\n",
     "                    )\n",
     "                    effsize_list.append(curr_esval_str)\n",
     "                else:\n",