diff --git a/macrovision.js b/macrovision.js
index f6eb7a7f..b2dfa77e 100644
--- a/macrovision.js
+++ b/macrovision.js
@@ -811,12 +811,12 @@ function makeEntity(info, views, sizes) {
                     }
                 }
 
-                if (config.autoPreyCapacity && view.attributes.weight !== undefined && view.attributes.capacity === undefined) {
+                if (config.autoPreyCapacity !== "none" && view.attributes.weight !== undefined && view.attributes.capacity === undefined) {
                     view.attributes.capacity = {
                         name: "Capacity",
                         power: 3,
                         type: "volume",
-                        base: math.unit(0.2 * view.attributes.weight.base.toNumber("lbs") / 150, "people")
+                        base: math.unit((config.autoPreyCapacity == "same-size" ? 1 : 0.05) * view.attributes.weight.base.toNumber("lbs") / 150, "people")
                     }
                 }
 
@@ -2055,16 +2055,21 @@ const settingsData = {
     },
     "auto-prey-capacity": {
         name: "Estimate Prey Capacity",
-        desc: "Guess how many people a creature could eat, based on its mass -- 1 person per 750lbs",
-        type: "toggle",
-        default: false,
+        desc: "Guess how much prey creatures can hold, based on their mass",
+        type: "select",
+        default: "none",
+        options: [
+            "none",
+            "realistic",
+            "same-size"
+        ],
         get value() {
-            return config.autoPreyCapacity
+            return config.autoPreyCapacity;
         },
         set value(param) {
-            config.autoPreyCapacity = param
+            config.autoPreyCapacity = param;
         }
-    }
+    },
 }
 
 function getBoundingBox(entities, margin = 0.05) {