diff --git a/prospr/_version.py b/prospr/_version.py
index baea53a..e6bfb46 100644
--- a/prospr/_version.py
+++ b/prospr/_version.py
@@ -1 +1 @@
-__version__ = "1.2.11"
+__version__ = "1.2.13"
diff --git a/prospr/visualize.py b/prospr/visualize.py
index 2f46afe..f007726 100644
--- a/prospr/visualize.py
+++ b/prospr/visualize.py
@@ -21,6 +21,8 @@
 BASIC_LINEWIDTH = 2
 PAPER_MARKERSIZE = 210
 PAPER_LINEWIDTH = 2.5
+PAPER_EDGEWIDTH = 2.5
+PAPER_MIN_EDGEWIDTH = 1.5
 
 # Global colors.
 COLOR_H = "tab:blue"
@@ -108,11 +110,11 @@ def _plot_aminos_2d_paper(
     :param bool         annotate_first: Annotate first amino acid.
     """
     # Scale edgewidth according to markersize scale.
-    edgewidth = 2.5
+    edgewidth = PAPER_EDGEWIDTH
     if markersize != PAPER_MARKERSIZE:
-        edgewidth *= markersize / PAPER_MARKERSIZE
-    if markersize < PAPER_MARKERSIZE:
-        edgewidth *= 2
+        edgewidth = max(
+            PAPER_MIN_EDGEWIDTH, edgewidth * markersize / PAPER_MARKERSIZE
+        )
 
     # Split dataframe on amino acid type.
     df_H = df.loc[df["Type"] == "H"]
@@ -271,11 +273,11 @@ def _plot_aminos_3d_paper(
     :param Axes         ax:         Axis to plot on.
     """
     # Scale edgewidth according to markersize scale.
-    edgewidth = 1.3
+    edgewidth = PAPER_EDGEWIDTH
     if markersize != PAPER_MARKERSIZE:
-        edgewidth *= markersize / PAPER_MARKERSIZE
-    if markersize < PAPER_MARKERSIZE:
-        edgewidth *= 2
+        edgewidth = max(
+            PAPER_MIN_EDGEWIDTH, edgewidth * markersize / PAPER_MARKERSIZE
+        )
 
     # Split dataframe on amino acid type.
     df_H = df.loc[df["Type"] == "H"]
@@ -492,12 +494,12 @@ def plot_protein(
             style == "paper" and legend_style == "outer"
         ) or legend_style == "outer":
             box = ax.get_position()
-            ax.set_position((box.x0, box.y0, box.width * 0.7, box.height))
+            ax.set_position((box.x0, box.y0, box.width * 0.8, box.height))
             ax.legend(
                 handles=handles,
                 labels=labels,
-                loc="upper left",
-                bbox_to_anchor=(1, 1),
+                loc="center left",
+                bbox_to_anchor=(1, 0.5),
                 fontsize=fontsize,
             )
         else:
diff --git a/tests/visualize/test_visualization.py b/tests/visualize/test_visualization.py
index 7c54e21..a547701 100644
--- a/tests/visualize/test_visualization.py
+++ b/tests/visualize/test_visualization.py
@@ -16,12 +16,16 @@ def test_2d_visualization(self, show=False):
         p.set_hash([-1, -2, 1, -2, 1, 2, 1, 2, -1])
         plot_protein(p, style="paper", show=False)
 
+        p = Protein("HPPHPPHPPH", dim=2, model="HP")
+        p.set_hash([-1, -2, 1, -2, 1, 2, 1, 2, -1])
+        plot_protein(p, style="paper", legend_style="outer", show=False)
+
         p = Protein("HPPHPPHPPH", dim=2, model="HP")
         p.set_hash([-1, -2, 1, -2, 1, 2, 1, 2, -1])
         plot_protein(
             p,
             style="paper",
-            markersize=75,
+            markersize=16,
             linewidth=1,
             fontsize=8,
             show=False,