diff --git a/common/src/main/java/fr/username404/snowygui/mixins/KeyMappings.java b/common/src/main/java/fr/username404/snowygui/mixins/KeyMappings.java
index 9834630..f262abb 100644
--- a/common/src/main/java/fr/username404/snowygui/mixins/KeyMappings.java
+++ b/common/src/main/java/fr/username404/snowygui/mixins/KeyMappings.java
@@ -14,13 +14,11 @@ import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 import java.io.File;
-import java.util.List;
-import java.util.Map;
-import java.util.Optional;
+import java.util.*;
 
 @Mixin(Options.class)
 class KeyMappings {
-	private static final List<KeyMapping> keysToAdd = AddKeyMaps.INSTANCE.getList();
+	private static final Collection<KeyMapping> keysToAdd = AddKeyMaps.INSTANCE.getList().keySet();
 
 	@Mutable @Shadow @Final public KeyMapping[] keyMappings;
 
diff --git a/common/src/main/kotlin/fr/username404/snowygui/config/AddKeyMaps.kt b/common/src/main/kotlin/fr/username404/snowygui/config/AddKeyMaps.kt
index 91fb706..d0ad691 100644
--- a/common/src/main/kotlin/fr/username404/snowygui/config/AddKeyMaps.kt
+++ b/common/src/main/kotlin/fr/username404/snowygui/config/AddKeyMaps.kt
@@ -5,18 +5,17 @@ import net.minecraft.client.KeyMapping
 import org.lwjgl.glfw.GLFW.GLFW_KEY_U
 import org.lwjgl.glfw.GLFW.GLFW_KEY_Y
 
+private typealias privLambda = (() -> Unit)?
 object AddKeyMaps {
     private const val prefix = "snowy"
-    private fun mkMap(translationSuffix: String, key: Int, category: String = "keycategory"): KeyMapping {
+    private fun mkMap(translationSuffix: String, key: Int, category: String = "keycategory", lambda: privLambda = null): Pair<KeyMapping, privLambda> {
         return KeyMapping(
             "key.$prefix.$translationSuffix", InputConstants.Type.KEYSYM,
             key, "category.$prefix.$category"
-        )
-    }
-    fun getList(): List<KeyMapping> {
-        return listOf(
-            mkMap("opengui", GLFW_KEY_Y),
-            mkMap("configkey", GLFW_KEY_U)
-        )
+        ) to lambda
     }
+    val list: Map<KeyMapping, (() -> Unit)?> = mutableMapOf(
+        mkMap("opengui", GLFW_KEY_Y),
+        mkMap("configkey", GLFW_KEY_U)
+    )
 }
\ No newline at end of file