diff --git a/src/BizHawk.Client.EmuHawk/tools/Lua/Libraries/FormsLuaLibrary.cs b/src/BizHawk.Client.EmuHawk/tools/Lua/Libraries/FormsLuaLibrary.cs
index 60892bea16..9ac28624cc 100644
--- a/src/BizHawk.Client.EmuHawk/tools/Lua/Libraries/FormsLuaLibrary.cs
+++ b/src/BizHawk.Client.EmuHawk/tools/Lua/Libraries/FormsLuaLibrary.cs
@@ -169,6 +169,7 @@ namespace BizHawk.Client.EmuHawk
 			{
 				_luaForms[i].Close();
 			}
+			_luaForms.Clear();
 		}
 
 		[LuaMethodExample("local infordro = forms.dropdown(333, { \"item 1\", \"item2\" }, 2, 48, 18, 24);")]