diff --git a/common/src/main/java/com/seibel/distanthorizons/common/wrappers/DependencySetup.java b/common/src/main/java/com/seibel/distanthorizons/common/wrappers/DependencySetup.java
index 9fa88020f..0b8f7791a 100644
--- a/common/src/main/java/com/seibel/distanthorizons/common/wrappers/DependencySetup.java
+++ b/common/src/main/java/com/seibel/distanthorizons/common/wrappers/DependencySetup.java
@@ -19,10 +19,12 @@
 
 package com.seibel.distanthorizons.common.wrappers;
 
+import com.seibel.distanthorizons.common.wrappers.gui.ClassicConfigGUI;
 import com.seibel.distanthorizons.common.wrappers.gui.LangWrapper;
 import com.seibel.distanthorizons.common.wrappers.level.KeyedClientLevelManager;
 import com.seibel.distanthorizons.common.wrappers.minecraft.MinecraftDedicatedServerWrapper;
 import com.seibel.distanthorizons.core.level.IKeyedClientLevelManager;
+import com.seibel.distanthorizons.core.wrapperInterfaces.config.IConfigGui;
 import com.seibel.distanthorizons.core.wrapperInterfaces.config.ILangWrapper;
 import com.seibel.distanthorizons.common.wrappers.minecraft.MinecraftClientWrapper;
 import com.seibel.distanthorizons.common.wrappers.minecraft.MinecraftRenderWrapper;
@@ -70,6 +72,7 @@ public class DependencySetup
 		SingletonInjector.INSTANCE.bind(IMinecraftSharedWrapper.class, MinecraftClientWrapper.INSTANCE);
 		SingletonInjector.INSTANCE.bind(IMinecraftRenderWrapper.class, MinecraftRenderWrapper.INSTANCE);
 		SingletonInjector.INSTANCE.bind(IReflectionHandler.class, ReflectionHandler.INSTANCE);
+		SingletonInjector.INSTANCE.bind(IConfigGui.class, ClassicConfigGUI.CONFIG_CORE_INTERFACE);
 	}
 	
 }
diff --git a/common/src/main/java/com/seibel/distanthorizons/common/wrappers/gui/ClassicConfigGUI.java b/common/src/main/java/com/seibel/distanthorizons/common/wrappers/gui/ClassicConfigGUI.java
index 770e1a319..fd4057b53 100644
--- a/common/src/main/java/com/seibel/distanthorizons/common/wrappers/gui/ClassicConfigGUI.java
+++ b/common/src/main/java/com/seibel/distanthorizons/common/wrappers/gui/ClassicConfigGUI.java
@@ -27,9 +27,10 @@ import com.seibel.distanthorizons.common.wrappers.gui.updater.ChangelogScreen;
 
 // Minecraft imports
 
-import com.mojang.blaze3d.vertex.PoseStack;
+import com.seibel.distanthorizons.core.dependencyInjection.SingletonInjector;
 import com.seibel.distanthorizons.core.jar.updater.SelfUpdater;
 import com.seibel.distanthorizons.core.util.AnnotationUtil;
+import com.seibel.distanthorizons.core.wrapperInterfaces.config.IConfigGui;
 import com.seibel.distanthorizons.coreapi.ModInfo;
 import net.minecraft.ChatFormatting;
 import net.minecraft.client.Minecraft;
@@ -79,6 +80,9 @@ public class ClassicConfigGUI
 	
 	private static final Logger LOGGER = LogManager.getLogger();
 	
+	public static final ConfigCoreInterface CONFIG_CORE_INTERFACE = new ConfigCoreInterface();
+	
+	
 	
 	//==============//
 	// Initializers //
@@ -225,7 +229,9 @@ public class ClassicConfigGUI
 		public void onClose()
 		{
 			ConfigBase.INSTANCE.configFileINSTANCE.saveToFile();
-			Objects.requireNonNull(minecraft).setScreen(this.parent);
+			Objects.requireNonNull(this.minecraft).setScreen(this.parent);
+			
+			CONFIG_CORE_INTERFACE.onScreenChangeListenerList.forEach((listener) -> listener.run());
 		}
 		
 		@Override
@@ -233,7 +239,9 @@ public class ClassicConfigGUI
 		{
 			super.init();
 			if (!reload)
+			{
 				ConfigBase.INSTANCE.configFileINSTANCE.loadFromFile();
+			}
 			
 			// Changelog button
 			if (Config.Client.Advanced.AutoUpdater.enableAutoUpdater.get())
@@ -285,6 +293,11 @@ public class ClassicConfigGUI
 					e.printStackTrace();
 				}
 			}
+			
+			
+			
+			CONFIG_CORE_INTERFACE.onScreenChangeListenerList.forEach((listener) -> listener.run());
+			
 		}
 		
 		private void addMenuItem(AbstractConfigType info)
@@ -611,4 +624,29 @@ public class ClassicConfigGUI
 		#endif
 	}
 	
+	
+	
+	
+	
+	//================//
+	// event handling //
+	//================//
+	
+	private static class ConfigCoreInterface implements IConfigGui
+	{
+		/**
+		 * in the future it would be good to pass in the current page and other variables, 
+		 * but for now just knowing when the page is closed is good enough 
+		 */
+		public final ArrayList<Runnable> onScreenChangeListenerList = new ArrayList<>();
+		
+		
+		
+		@Override
+		public void addOnScreenChangeListener(Runnable newListener) { this.onScreenChangeListenerList.add(newListener); }
+		@Override
+		public void removeOnScreenChangeListener(Runnable oldListener) { this.onScreenChangeListenerList.remove(oldListener); }
+		
+	}
+	
 }
diff --git a/coreSubProjects b/coreSubProjects
index c80136719..c7ac9facc 160000
--- a/coreSubProjects
+++ b/coreSubProjects
@@ -1 +1 @@
-Subproject commit c80136719dfbf227a5de5343ab322a9a431dfd59
+Subproject commit c7ac9faccd4a68de38919fff2aab5ac9bda580e9