diff --git a/src/js/porn.js b/src/js/porn.js
index e735789e9547cfd95ab9e286962dd0e99bdfa622..6a48d23fd9d9d41394e1e13638e8afcfa6b442ca 100644
--- a/src/js/porn.js
+++ b/src/js/porn.js
@@ -447,9 +447,11 @@ App.Porn.Genre.incest = {
 		}
 	},
 	valid: function(slave) {
-		return (App.Utils.hasFamilySex(slave)) // has sex with family
+		return (V.seeIncest !== 0) && (
+			(App.Utils.hasFamilySex(slave)) // has sex with family
 			|| (App.Utils.hasPartnerSex(slave) && areRelated(slave, getSlave(slave.relationshipTarget))) // or with her partner, who is related to her
-			|| (App.Utils.sexAllowed(slave, V.PC) && areRelated(slave, V.PC)); // or with you, and is related to you
+			|| (App.Utils.sexAllowed(slave, V.PC) && areRelated(slave, V.PC)) // or with you, and is related to you
+		);
 	},
 	uiName: function() { return capFirstChar(this.fameName); }
 };