diff --git a/.idea/compiler.xml b/.idea/compiler.xml
index 6bff30c..b9d251b 100644
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@@ -2,9 +2,9 @@
 <project version="4">
   <component name="CompilerConfiguration">
     <bytecodeTargetLevel target="1.8">
-      <module name="Compose.buildSrc" target="17" />
-      <module name="Compose.buildSrc.main" target="17" />
-      <module name="Compose.buildSrc.test" target="17" />
+      <module name="Compose.buildSrc" target="21" />
+      <module name="Compose.buildSrc.main" target="21" />
+      <module name="Compose.buildSrc.test" target="21" />
     </bytecodeTargetLevel>
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 1f02d34..1e5d69e 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -15,8 +15,9 @@
             </builds>
           </compositeBuild>
         </compositeConfiguration>
+        <option name="testRunner" value="CHOOSE_PER_TEST" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleJvm" value="jbr-17" />
+        <option name="gradleJvm" value="jbr-21" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
@@ -28,7 +29,6 @@
             <option value="$PROJECT_DIR$/sample" />
           </set>
         </option>
-        <option name="resolveExternalAnnotations" value="false" />
       </GradleProjectSettings>
     </option>
   </component>
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 10b5b50..e7b1341 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
diff --git a/buildSrc/src/main/kotlin/convention.android-base.gradle.kts b/buildSrc/src/main/kotlin/convention.android-base.gradle.kts
index 1bfc3d5..86221a1 100644
--- a/buildSrc/src/main/kotlin/convention.android-base.gradle.kts
+++ b/buildSrc/src/main/kotlin/convention.android-base.gradle.kts
@@ -1,12 +1,11 @@
-import com.android.build.gradle.BaseExtension
+import com.android.build.api.dsl.CommonExtension
 import io.github.kakaocup.withVersionCatalog
 
 withVersionCatalog { libs ->
-    configure<BaseExtension> {
-        compileSdkVersion(libs.versions.compileSdk.get().toInt())
-        defaultConfig {
+    configure<CommonExtension> {
+        compileSdk = libs.versions.compileSdk.get().toInt()
+        defaultConfig.apply {
             minSdk = libs.versions.minSdk.get().toInt()
-            multiDexEnabled = true
         }
     }
 }
diff --git a/buildSrc/src/main/kotlin/convention.application.gradle.kts b/buildSrc/src/main/kotlin/convention.application.gradle.kts
index 6751c33..7a9a9fa 100644
--- a/buildSrc/src/main/kotlin/convention.application.gradle.kts
+++ b/buildSrc/src/main/kotlin/convention.application.gradle.kts
@@ -1,4 +1,4 @@
-import com.android.build.gradle.AppExtension
+import com.android.build.api.dsl.ApplicationExtension
 import io.github.kakaocup.withVersionCatalog
 
 plugins {
@@ -8,29 +8,26 @@ plugins {
 }
 
 withVersionCatalog { libs ->
-    configure<AppExtension>() {
-        defaultConfig {
+    configure<ApplicationExtension> {
+        defaultConfig.apply {
             targetSdk = libs.versions.targetSdk.get().toInt()
+            multiDexEnabled = true
             testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         }
 
-        testOptions {
+        testOptions.apply {
             animationsDisabled = true
         }
 
-        signingConfigs {
-            create("kakao") {
-                storeFile = rootProject.layout.projectDirectory.file("buildsystem/debug.keystore").asFile
-                storePassword = "android"
-                keyAlias = "kakaodebugkey"
-                keyPassword = "android"
-            }
+        signingConfigs.create("kakao") {
+            storeFile = rootProject.layout.projectDirectory.file("buildsystem/debug.keystore").asFile
+            storePassword = "android"
+            keyAlias = "kakaodebugkey"
+            keyPassword = "android"
         }
 
-        buildTypes {
-            named("debug") {
-                signingConfig = signingConfigs.getByName("kakao")
-            }
+        buildTypes.getByName("debug") {
+            signingConfig = signingConfigs.getByName("kakao")
         }
     }
 }
diff --git a/buildSrc/src/main/kotlin/convention.kotlin.gradle.kts b/buildSrc/src/main/kotlin/convention.kotlin.gradle.kts
index 135b501..7c3ff7e 100644
--- a/buildSrc/src/main/kotlin/convention.kotlin.gradle.kts
+++ b/buildSrc/src/main/kotlin/convention.kotlin.gradle.kts
@@ -1,11 +1,10 @@
 import io.github.kakaocup.withVersionCatalog
+import org.jetbrains.kotlin.gradle.dsl.KotlinAndroidExtension
 
-plugins {
-    kotlin("android")
-}
-
+// Since AGP 9.0 Kotlin support is built in, so 'org.jetbrains.kotlin.android' must not be applied.
+// AGP registers the 'kotlin' extension itself once an android plugin is applied.
 withVersionCatalog { libs ->
-    kotlin {
+    configure<KotlinAndroidExtension> {
         jvmToolchain(libs.versions.jvmVersion.get().toInt())
     }
 }
diff --git a/buildSrc/src/main/kotlin/convention.library.gradle.kts b/buildSrc/src/main/kotlin/convention.library.gradle.kts
index 61134b6..66f58bf 100644
--- a/buildSrc/src/main/kotlin/convention.library.gradle.kts
+++ b/buildSrc/src/main/kotlin/convention.library.gradle.kts
@@ -3,7 +3,3 @@ plugins {
     id("convention.android-base")
     id("convention.kotlin")
 }
-
-kotlin {
-    jvmToolchain(8)
-}
diff --git a/buildSrc/src/main/kotlin/convention.publishing.gradle.kts b/buildSrc/src/main/kotlin/convention.publishing.gradle.kts
index 2f3bad6..e5a4455 100644
--- a/buildSrc/src/main/kotlin/convention.publishing.gradle.kts
+++ b/buildSrc/src/main/kotlin/convention.publishing.gradle.kts
@@ -1,4 +1,4 @@
-import com.android.build.gradle.LibraryExtension
+import com.android.build.api.dsl.LibraryExtension
 import io.github.kakaocup.Github
 import java.net.URI
 
@@ -112,7 +112,7 @@ tasks.register<Zip>("bundleForCentralSigned") {
 }
 
 fun readVersion(): String {
-    return project.properties.getValue("lib.version.${project.name}")?.toString() ?: throw Exception("Undefined version '\"lib.version.${project.name}\"' in versions.properties")
+    return project.findProperty("lib.version.${project.name}")?.toString() ?: throw Exception("Undefined version '\"lib.version.${project.name}\"' in versions.properties")
 }
 
 fun findCollaborators() = Action<MavenPomDeveloperSpec> {
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 4af8b28..d42469a 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,28 +1,26 @@
 [versions]
-dokkaGradlePluginVersion = "2.1.0"
-githubApiVersion = "1.318"
-gradle = "8.13.1"
-kotlin = "2.0.0"
-gradleVersion = "8.13.1"
-compileSdk = "36"
-targetSdk = "36"
-minSdk = "21"
-jvmVersion = "8"
-
-dokkaVersion = "1.9.20"
-appcompatVersion = "1.7.1"
+dokkaGradlePluginVersion = "2.2.0"
+githubApiVersion = "1.330"
+gradle = "9.4.0"
+kotlin = "2.4.10"
+gradleVersion = "9.4.0"
+compileSdk = "37"
+targetSdk = "37"
+minSdk = "23"
+jvmVersion = "11"
+
+dokkaVersion = "2.2.0"
+appcompatVersion = "1.8.0"
 espressoVersion = "3.7.0"
 
 junitVersion = "4.13.2"
 junitExtVersion = "1.3.0"
-kotlinGradlePluginVersion = "2.0.0"
+kotlinGradlePluginVersion = "2.4.10"
 multidexVersion = "2.0.1"
-materialVersion = "1.13.0"
-activityComposeVersion = "1.12.1"
-composeMaterialVersion = "1.3.1"
-composeCompilerVersion = "1.5.15"
+materialVersion = "1.14.0"
+activityComposeVersion = "1.13.0"
 
-composeVersion = "1.10.0"
+composeVersion = "1.12.0"
 materialsIcon = "1.7.8"
 
 [libraries]
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 2497333..b7e4314 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Thu Oct 16 09:29:44 AEST 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.7.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/sample/build.gradle.kts b/sample/build.gradle.kts
index ef7fbef..1f25b8c 100644
--- a/sample/build.gradle.kts
+++ b/sample/build.gradle.kts
@@ -11,10 +11,6 @@ android {
         versionName = "1.0.0"
     }
     
-    composeOptions {
-        kotlinCompilerExtensionVersion = libs.versions.composeCompilerVersion.get()
-    }
-
     packaging {
         resources {
             pickFirsts += "META-INF/androidx.compose.*.version"
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 5ba91cf..45b3859 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -24,7 +24,7 @@ buildscript {
         gradlePluginPortal()
     }
     dependencies {
-        classpath("org.gradle.toolchains:foojay-resolver:0.7.0")
+        classpath("org.gradle.toolchains:foojay-resolver:1.0.0")
     }
 }