diff --git a/prospr/_version.py b/prospr/_version.py
index 70f1ec7..3feb6d0 100644
--- a/prospr/_version.py
+++ b/prospr/_version.py
@@ -1 +1 @@
-__version__ = "1.2.18"
+__version__ = "1.2.19"
diff --git a/prospr/visualize.py b/prospr/visualize.py
index 29f2911..8020835 100644
--- a/prospr/visualize.py
+++ b/prospr/visualize.py
@@ -524,7 +524,6 @@ def plot_protein(
                 markerfacecolor="white",
                 markeredgecolor=COLOR_ANNOTATE,
                 markeredgewidth=1.75,
-                markersize=10,
                 label="Head",
             )
             handles.append(annotate_patch)