diff --git a/CHANGELOG.md b/CHANGELOG.md
index 425ae35..6473051 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## 1.6.1 - 2026-07-26
+
+### Fixed
+- Fixed a NeoForge 1.21.11 startup crash: `MouseMixin` still targeted the removed `MouseHandler.onPress`; it now injects into `onButton` on 1.21.5+.
+
 ## 1.6.0 - 2026-07-25
 
 ### Added
diff --git a/gradle.properties b/gradle.properties
index 6627fba..2c9a77c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,7 +2,7 @@ org.gradle.jvmargs=-Xmx4G
 org.gradle.parallel=true
 dev.kikugie.stonecutter.hard_mode=true
 
-mod_version=1.6.0
+mod_version=1.6.1
 maven_group=land.webgui
 archives_base_name=webgui
 
diff --git a/src/main/java/land/webgui/mixin/MouseMixin.java b/src/main/java/land/webgui/mixin/MouseMixin.java
index e49da81..ee3898e 100644
--- a/src/main/java/land/webgui/mixin/MouseMixin.java
+++ b/src/main/java/land/webgui/mixin/MouseMixin.java
@@ -9,7 +9,7 @@
 //? } else {
 /*import net.minecraft.client.Minecraft;
 import net.minecraft.client.MouseHandler;
-//? if >=26 {
+//? if >=1.21.5 {
 import net.minecraft.client.input.MouseButtonInfo;
 //? }*/
 //? }
@@ -36,7 +36,7 @@ public class MouseMixin {
     @Inject(method = "onMouseButton", at = @At("HEAD"), cancellable = true)
     private void webgui$cancelVanillaForWebHudPseudoGui(long window, MouseInput input, int action, CallbackInfo ci) {
     //? } else {
-    /*//? if >=26 {
+    /*//? if >=1.21.5 {
     @Inject(method = "onButton", at = @At("HEAD"), cancellable = true)
     private void webgui$cancelVanillaForWebHudPseudoGui(long window, MouseButtonInfo rawButtonInfo, int action, CallbackInfo ci) {
     //? } else {
@@ -106,7 +106,7 @@ public class MouseMixin {
                 browser.sendMouseRelease(lx, ly, input.button());
             }
             //? } else {
-            /*//? if >=26 {
+            /*//? if >=1.21.5 {
             if (action == GLFW.GLFW_PRESS) {
                 browser.sendMousePress(lx, ly, rawButtonInfo.button());
             } else if (action == GLFW.GLFW_RELEASE) {