diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2b4ad77..cdc7898 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1 +1 @@
-- Add `ClientPlayLifecycleEvents`.
+Update to 1.21.4
diff --git a/build.gradle b/build.gradle
index 04b40d3..7defb21 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id "architectury-plugin" version "3.4-SNAPSHOT"
-    id "dev.architectury.loom" version "1.7-SNAPSHOT" apply false
+    id "dev.architectury.loom" version "1.9-SNAPSHOT" apply false
     id "com.github.breadmoirai.github-release" version "2.4.1"
     id "maven-publish"
 }
diff --git a/common/src/main/java/io/github/jamalam360/jamlib/config/gui/SelectionList.java b/common/src/main/java/io/github/jamalam360/jamlib/config/gui/SelectionList.java
index 866fb92..97fd5f1 100644
--- a/common/src/main/java/io/github/jamalam360/jamlib/config/gui/SelectionList.java
+++ b/common/src/main/java/io/github/jamalam360/jamlib/config/gui/SelectionList.java
@@ -49,7 +49,7 @@ private SelectionListEntry getHoveredEntry(int mouseX, int mouseY) {
     }
 
     @Override
-    protected int getScrollbarPosition() {
+    protected int scrollBarX() {
         return this.width - 7;
     }
 
diff --git a/fabric/build.gradle b/fabric/build.gradle
index f7cef2a..152eb11 100644
--- a/fabric/build.gradle
+++ b/fabric/build.gradle
@@ -95,17 +95,18 @@ publishing {
 }
 
 processResources {
+    def substitutions = [
+            "version"             : project.version,
+            "minecraft_version"   : project.minimum_minecraft_version,
+            "fabric_api_version"  : project.minimum_fabric_api_version,
+            "architectury_version": project.minimum_architectury_api_version
+    ]
+
     filesMatching("fabric.mod.json") {
-        expand "version": project.version,
-                "minecraft_version": project.minimum_minecraft_version,
-                "fabric_api_version": libs.versions.fabric.api.get(),
-                "architectury_version": libs.versions.architectury.get()
+        expand substitutions
     }
 
-    inputs.property "version", project.version
-    inputs.property "minecraft_version", project.minimum_minecraft_version
-    inputs.property "fabric_api_version", libs.versions.fabric.api.get()
-    inputs.property "architectury_version", libs.versions.architectury.get()
+    substitutions.each { inputs.property it.key, it.value }
 }
 
 shadowJar {
diff --git a/gradle.properties b/gradle.properties
index e21f8d1..862c8ef 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,10 +1,14 @@
 org.gradle.jvmargs=-Xmx3G
 org.gradle.daemon=false
 org.gradle.parallel=true
-version=1.2.1+1.21.3
-minecraft_version=1.21.3
-additional_minecraft_versions=1.21.2
-minimum_minecraft_version=1.21.2
+version=1.2.2+1.21.4
+minecraft_version=1.21.4
+
+additional_minecraft_versions=
+minimum_minecraft_version=1.21.4
+minimum_architectury_api_version=15.0.1
+minimum_fabric_api_version=0.111.0+1.21.4
+
 branch=main
 group=io.github.jamalam360
 mod_name=JamLib
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 249e583..a4b76b9 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 0d18421..94113f2 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.11-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index a69d9cb..f5feea6 100755
--- a/gradlew
+++ b/gradlew
@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,13 +82,12 @@ do
     esac
 done
 
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-APP_NAME="Gradle"
+# This is normally unused
+# shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
+' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -133,22 +134,29 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -193,11 +201,15 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
-# Collect all arguments for the java command;
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
-#     shell script including quotes and variable substitutions, so put them in
-#     double quotes to make sure that they get re-expanded; and
-#   * put everything else in single quotes, so that it's not re-expanded.
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Collect all arguments for the java command:
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#     and any embedded shellness will be escaped.
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
+#     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \
diff --git a/gradlew.bat b/gradlew.bat
index f127cfd..9d21a21 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
@@ -26,6 +28,7 @@ if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
 if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -42,11 +45,11 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 
@@ -56,11 +59,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 
diff --git a/libs.versions.toml b/libs.versions.toml
index b9f18f7..9e0d330 100644
--- a/libs.versions.toml
+++ b/libs.versions.toml
@@ -1,20 +1,20 @@
 [versions]
 # https://modrinth.com/mod/architectury-api/versions
-architectury = "14.0.3"
+architectury = "15.0.1"
 
 # https://parchmentmc.org/docs/getting-started
-parchment-minecraft = "1.21"
-parchment = "2024.07.28"
+parchment-minecraft = "1.21.4"
+parchment = "2024.12.07"
 
 # https://projects.neoforged.net/neoforged/neoforge
-neoforge = "21.3.1-beta"
+neoforge = "21.4.13-beta"
 
 # https://fabricmc.net/develop
-fabric-loader = "0.16.7"
-fabric-api = "0.106.1+1.21.3"
+fabric-loader = "0.16.9"
+fabric-api = "0.111.0+1.21.4"
 
 # https://modrinth.com/mod/modmenu/versions
-modmenu = "12.0.0-beta.1"
+modmenu = "13.0.0-beta.1"
 
 # https://github.com/falkreon/Jankson/releases/latest
 jankson = "1.2.3"
diff --git a/neoforge/build.gradle b/neoforge/build.gradle
index 68c58e0..8d05c19 100644
--- a/neoforge/build.gradle
+++ b/neoforge/build.gradle
@@ -96,13 +96,18 @@ publishing {
 }
 
 processResources {
-    filesMatching("neoforge.mods.toml") {
-        expand "minecraft_version": project.minimum_minecraft_version,
-                "architectury_version": libs.versions.architectury.get()
+    def substitutions = [
+            "version"             : project.version,
+            "minecraft_version"   : project.minimum_minecraft_version,
+            "neoforge_version"    : project.minimum_minecraft_version.substring(2),
+            "architectury_version": project.minimum_architectury_api_version
+    ]
+
+    filesMatching("META-INF/neoforge.mods.toml") {
+        expand substitutions
     }
 
-    inputs.property "minecraft_version", project.minimum_minecraft_version
-    inputs.property "architectury_version", libs.versions.architectury.get()
+    substitutions.each { inputs.property it.key, it.value }
 }
 
 shadowJar {
diff --git a/neoforge/src/main/resources/META-INF/neoforge.mods.toml b/neoforge/src/main/resources/META-INF/neoforge.mods.toml
index 1019f4f..6f06682 100644
--- a/neoforge/src/main/resources/META-INF/neoforge.mods.toml
+++ b/neoforge/src/main/resources/META-INF/neoforge.mods.toml
@@ -5,7 +5,7 @@ issueTrackerURL = "https://github.com/JamCoreModding/jamlib/issues"
 
 [[mods]]
 modId = "jamlib"
-version = "${file.jarVersion}"
+version = "${version}"
 displayName = "JamLib"
 displayURL = "https://github.com/JamCoreModding/jamlib"
 logoFile = "icon.png"
@@ -15,7 +15,7 @@ description = '''The platform-agnostic library used in all of JamCore's mods'''
 [[dependencies.jamlib]]
 modId = "neoforge"
 type = "required"
-versionRange = "[21,)"
+versionRange = "[${neoforge_version},)"
 ordering = "NONE"
 side = "BOTH"