diff --git a/Common/src/main/java/com/hypherionmc/craterlib/compat/FTBEssentials.java b/Common/src/main/java/com/hypherionmc/craterlib/compat/FTBEssentials.java
new file mode 100644
index 0000000..bf52038
--- /dev/null
+++ b/Common/src/main/java/com/hypherionmc/craterlib/compat/FTBEssentials.java
@@ -0,0 +1,16 @@
+package com.hypherionmc.craterlib.compat;
+
+import com.hypherionmc.craterlib.nojang.world.entity.player.BridgedPlayer;
+import dev.ftb.mods.ftbessentials.util.FTBEPlayerData;
+
+import java.util.Optional;
+
+public class FTBEssentials {
+
+    public static boolean isPlayerMuted(BridgedPlayer player) {
+        Optional<FTBEPlayerData> data = FTBEPlayerData.getOrCreate(player.toMojang());
+        return data.map(FTBEPlayerData::isMuted).orElse(false);
+
+    }
+
+}
diff --git a/build.gradle b/build.gradle
index af450e6..06c875d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 plugins {
     id 'java'
     id 'com.github.johnrengelman.shadow' version '8.1.1' apply false
-    id "xyz.wagyourtail.unimined" version "1.2.4" apply false
+    id "xyz.wagyourtail.unimined" version "1.3.9" apply false
     id "com.hypherionmc.modutils.modpublisher" version "2.1.6"
     id "com.hypherionmc.modutils.orion" version "1.0.+"
     id 'maven-publish'
@@ -49,8 +49,10 @@ subprojects {
     configurations {
         shade
         modCompileOnly
+        stupidRemapArch
         implementation.extendsFrom shade
         compileOnly.extendsFrom modCompileOnly
+        compileOnly.extendsFrom stupidRemapArch
     }
 
     dependencies {
@@ -64,6 +66,8 @@ subprojects {
         shade "net.kyori:adventure-text-serializer-gson:${adventure}"
         shade "net.kyori:adventure-text-minimessage:${adventure}"
 
+        stupidRemapArch("dev.ftb.mods:ftb-essentials:${ftb_essentials}")
+
         compileOnly 'net.luckperms:api:5.4'
         compileOnly("org.projectlombok:lombok:${lombok}")
         annotationProcessor("org.projectlombok:lombok:${lombok}")
@@ -98,11 +102,17 @@ subprojects {
             mojmap()
             devNamespace "mojmap"
         }
+
+        mods {
+            remap(configurations.stupidRemapArch) {
+                catchAWNamespaceAssertion()
+            }
+        }
     }
 
     tasks.withType(JavaCompile).configureEach {
         it.options.encoding = 'UTF-8'
-        it.options.release = 17
+        it.options.release = 21
     }
 
     tasks.withType(GenerateModuleMetadata).configureEach {
diff --git a/gradle.properties b/gradle.properties
index 976ffef..cb060bf 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -36,6 +36,7 @@ vanish=1.5.4+1.20.5
 mod_menu_version=10.0.0-beta.1
 vanishmod=1.1.12.1
 vanishmod_neo=puxrKAMr
+ftb_essentials=2101.1.0
 
 # Publishing
 curse_id=867099