diff --git a/build.gradle.kts b/build.gradle.kts
index 354f31f..e2656a1 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -6,11 +6,11 @@ allprojects { group = "io.gitlab.jfronny" }
 base.archivesName = "google-chat"
 
 jfMod {
-    minecraftVersion = "1.20.5"
+    minecraftVersion = "1.21"
     yarn("build.1")
-    loaderVersion = "0.15.10"
-    libJfVersion = "3.15.3"
-    fabricApiVersion = "0.97.6+1.20.5"
+    loaderVersion = "0.15.11"
+    libJfVersion = "3.16.0"
+    fabricApiVersion = "0.100.1+1.21"
 
     modrinth {
         projectId = "google-chat"
@@ -36,7 +36,7 @@ dependencies {
     modLocalRuntime("io.gitlab.jfronny.libjf:libjf-config-ui-tiny")
     modLocalRuntime("io.gitlab.jfronny.libjf:libjf-devutil")
     modLocalRuntime("net.fabricmc.fabric-api:fabric-resource-loader-v0")
-    modLocalRuntime("com.terraformersmc:modmenu:10.0.0-beta.1")
+    modLocalRuntime("com.terraformersmc:modmenu:11.0.0-beta.1")
     // for modmenu
     modLocalRuntime("net.fabricmc.fabric-api:fabric-screen-api-v1")
     modLocalRuntime("net.fabricmc.fabric-api:fabric-key-binding-api-v1")
diff --git a/src/main/java/io/gitlab/jfronny/googlechat/GoogleChatConfig.java b/src/main/java/io/gitlab/jfronny/googlechat/GoogleChatConfig.java
index 55523a3..bf43653 100644
--- a/src/main/java/io/gitlab/jfronny/googlechat/GoogleChatConfig.java
+++ b/src/main/java/io/gitlab/jfronny/googlechat/GoogleChatConfig.java
@@ -2,7 +2,6 @@ package io.gitlab.jfronny.googlechat;
 
 import io.gitlab.jfronny.commons.serialize.SerializeReader;
 import io.gitlab.jfronny.commons.serialize.annotations.Ignore;
-import io.gitlab.jfronny.commons.throwable.Assume;
 import io.gitlab.jfronny.commons.throwable.ThrowingConsumer;
 import io.gitlab.jfronny.libjf.config.api.v2.*;
 import io.gitlab.jfronny.libjf.config.api.v2.dsl.ConfigBuilder;