diff --git a/eco-core/core-nms/v1_21_6/build.gradle.kts b/eco-core/core-nms/v1_21_6/build.gradle.kts
new file mode 100644
index 0000000..b08f13b
--- /dev/null
+++ b/eco-core/core-nms/v1_21_6/build.gradle.kts
@@ -0,0 +1,28 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
+group = "com.willfp"
+version = rootProject.version
+
+val spigotVersion = "1.21.6-R0.1-SNAPSHOT"
+
+dependencies {
+    compileOnly("org.spigotmc:spigot:$spigotVersion")
+}
+
+configurations.compileOnly {
+    resolutionStrategy {
+        force("org.spigotmc:spigot:$spigotVersion")
+    }
+}
+
+tasks {
+    compileJava {
+        options.release = 21
+    }
+
+    compileKotlin {
+        compilerOptions {
+            jvmTarget.set(JvmTarget.JVM_21)
+        }
+    }
+}
diff --git a/eco-core/core-nms/v1_21_6/src/main/kotlin/com/willfp/ecoskills/proxy/v1_21_6/ActionBarCompatibility.kt b/eco-core/core-nms/v1_21_6/src/main/kotlin/com/willfp/ecoskills/proxy/v1_21_6/ActionBarCompatibility.kt
new file mode 100644
index 0000000..5efcf49
--- /dev/null
+++ b/eco-core/core-nms/v1_21_6/src/main/kotlin/com/willfp/ecoskills/proxy/v1_21_6/ActionBarCompatibility.kt
@@ -0,0 +1,22 @@
+package com.willfp.ecoskills.proxy.v1_21_6
+
+import com.willfp.eco.core.packet.PacketEvent
+import com.willfp.ecoskills.actionbar.ActionBarCompatibilityProxy
+import com.willfp.ecoskills.actionbar.pausePersistentActionBar
+import net.minecraft.network.protocol.game.ClientboundSystemChatPacket
+
+class ActionBarCompatibility : ActionBarCompatibilityProxy {
+    private val ClientboundSystemChatPacket.isActionBar: Boolean
+        get() = this::class.java.declaredFields
+            .first { it.type == Boolean::class.java }
+            .apply { isAccessible = true }
+            .get(this) as Boolean
+
+    override fun onSend(event: PacketEvent) {
+        val player = event.player
+
+        when (val packet = event.packet.handle) {
+            is ClientboundSystemChatPacket -> if (packet.isActionBar) player.pausePersistentActionBar()
+        }
+    }
+}
diff --git a/gradle.properties b/gradle.properties
index 51e5854..29a7ccd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,4 +4,4 @@ kotlin.code.style=official
 kotlin.daemon.jvmargs=-Xmx2g -XX\:+UseG1GC -XX\:MaxMetaspaceSize\=512m
 libreforge-version=4.75.0
 org.gradle.parallel=true
-version=3.63.1
+version=3.63.2
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 133d98e..4dd3250 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -30,3 +30,4 @@ include(":eco-core:core-nms:v1_21")
 include(":eco-core:core-nms:v1_21_3")
 include(":eco-core:core-nms:v1_21_4")
 include(":eco-core:core-nms:v1_21_5")
+include(":eco-core:core-nms:v1_21_6")