diff --git a/src/js/pregJS.js b/src/js/pregJS.js
index 3d15ed734efecbe9402e910e8b3b1988332500b1..57daeefcd69d1c3d35574704366413862e2a8f87 100644
--- a/src/js/pregJS.js
+++ b/src/js/pregJS.js
@@ -59,6 +59,7 @@ window.bellyAdjective = function(slave) {
 			return `swollen`;
 		}
 	}
+	return "";
 };
 
 /* calculates and returns expected ovum count during conception*/