diff --git a/code/figures/figS18.py b/code/figures/figS18.py
index 19646199..9adb9576 100644
--- a/code/figures/figS18.py
+++ b/code/figures/figS18.py
@@ -193,7 +193,7 @@ def compute_statistics(df, ignore_vars='logp'):
                             linestyle='none', color=color_key[g[1]])
 
         axes[g[0]].plot(_g / 1E6, mean_fc, 'o', markerfacecolor=face,
-                        markersize=5, markeredgecolor=color_key[g[1]],
+                        markersize=3, markeredgecolor=color_key[g[1]],
                         markeredgewidth=1)
 
     axes[g[0]].set_title(r'Operator %s, $\Delta\varepsilon_{RA} = %s\, k_BT$'
diff --git a/code/figures/figS9.py b/code/figures/figS9.py
index eac058b9..02f885e8 100644
--- a/code/figures/figS9.py
+++ b/code/figures/figS9.py
@@ -57,4 +57,5 @@
 # Save the figure.
 mwc.scale_plot(fig, 'single_plot_wide')
 plt.tight_layout()
+fig.set_size_inches(4, 3)
 plt.savefig('../../figures/SI_figs/figS9.pdf', bbox_inches='tight')