diff --git a/requirements.txt b/requirements.txt
index 18baf41..6ab6916 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,4 @@ pandas
 dna_features_viewer
 tqdm
 statsmodels
+seaborn
diff --git a/setup.cfg b/setup.cfg
index 3f8ea3f..3019430 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -23,6 +23,7 @@ install_requires =
     dna_features_viewer
     tqdm
     statsmodels
+    seaborn
 
 [options.entry_points]
 console_scripts =
@@ -30,4 +31,4 @@ console_scripts =
     phipkit-score = phipkit.score:run
     phipkit-call-hits = phipkit.call_hits:run
     phipkit-call-antigens = phipkit.call_antigens:run
-    phipkit-plot-antigens = phipkit.plot_antigens:run
\ No newline at end of file
+    phipkit-plot-antigens = phipkit.plot_antigens:run