diff --git a/fsl/fslview/views/plotpanel.py b/fsl/fslview/views/plotpanel.py
index 72b0738f110b75b80e4fd4f2f7f9a1e2b3e7960a..ca8e2ac1bca52dbf0b9ba72a02cea9beb8578ce6 100644
--- a/fsl/fslview/views/plotpanel.py
+++ b/fsl/fslview/views/plotpanel.py
@@ -352,6 +352,7 @@ class PlotPanel(viewpanel.ViewPanel):
                 handles,
                 labels,
                 loc='upper right',
+                fontsize=12,
                 fancybox=True)
             legend.get_frame().set_alpha(0.6)