diff --git a/WebHostLib/options.py b/WebHostLib/options.py
index 38489cee..3c63fa8c 100644
--- a/WebHostLib/options.py
+++ b/WebHostLib/options.py
@@ -155,7 +155,9 @@ def generate_weighted_yaml(game: str):
         options = {}
 
         for key, val in request.form.items():
-            if "||" not in key:
+            if val == "_ensure-empty-list":
+                options[key] = {}
+            elif "||" not in key:
                 if len(str(val)) == 0:
                     continue
 
@@ -212,8 +214,11 @@ def generate_yaml(game: str):
     if request.method == "POST":
         options = {}
         intent_generate = False
+
         for key, val in request.form.items(multi=True):
-            if key in options:
+            if val == "_ensure-empty-list":
+                options[key] = []
+            elif options.get(key):
                 if not isinstance(options[key], list):
                     options[key] = [options[key]]
                 options[key].append(val)
diff --git a/WebHostLib/templates/playerOptions/macros.html b/WebHostLib/templates/playerOptions/macros.html
index bbb3c75d..a4cc3aa5 100644
--- a/WebHostLib/templates/playerOptions/macros.html
+++ b/WebHostLib/templates/playerOptions/macros.html
@@ -134,6 +134,7 @@
 
 {% macro OptionList(option_name, option) %}
     {{ OptionTitle(option_name, option) }}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="option-container">
         {% for key in (option.valid_keys if option.valid_keys is ordered else option.valid_keys|sort) %}
             <div class="option-entry">
@@ -146,6 +147,7 @@
 
 {% macro LocationSet(option_name, option) %}
     {{ OptionTitle(option_name, option) }}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="option-container">
         {% for group_name in world.location_name_groups.keys()|sort %}
             {% if group_name != "Everywhere" %}
@@ -169,6 +171,7 @@
 
 {% macro ItemSet(option_name, option) %}
     {{ OptionTitle(option_name, option) }}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="option-container">
         {% for group_name in world.item_name_groups.keys()|sort %}
             {% if group_name != "Everything" %}
@@ -192,6 +195,7 @@
 
 {% macro OptionSet(option_name, option) %}
     {{ OptionTitle(option_name, option) }}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="option-container">
         {% for key in (option.valid_keys if option.valid_keys is ordered else option.valid_keys|sort) %}
             <div class="option-entry">
diff --git a/WebHostLib/templates/weightedOptions/macros.html b/WebHostLib/templates/weightedOptions/macros.html
index 89ba0a0e..1d485a24 100644
--- a/WebHostLib/templates/weightedOptions/macros.html
+++ b/WebHostLib/templates/weightedOptions/macros.html
@@ -139,6 +139,7 @@
 {% endmacro %}
 
 {% macro OptionList(option_name, option) %}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="list-container">
         {% for key in (option.valid_keys if option.valid_keys is ordered else option.valid_keys|sort) %}
             <div class="list-entry">
@@ -158,6 +159,7 @@
 {% endmacro %}
 
 {% macro LocationSet(option_name, option, world) %}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="set-container">
         {% for group_name in world.location_name_groups.keys()|sort %}
             {% if group_name != "Everywhere" %}
@@ -180,6 +182,7 @@
 {% endmacro %}
 
 {% macro ItemSet(option_name, option, world) %}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="set-container">
         {% for group_name in world.item_name_groups.keys()|sort %}
             {% if group_name != "Everything" %}
@@ -202,6 +205,7 @@
 {% endmacro %}
 
 {% macro OptionSet(option_name, option) %}
+    <input type="hidden" id="{{ option_name }}-{{ key }}-hidden" name="{{ option_name }}" value="_ensure-empty-list"/>
     <div class="set-container">
         {% for key in (option.valid_keys if option.valid_keys is ordered else option.valid_keys|sort) %}
             <div class="set-entry">