diff --git a/build.gradle b/build.gradle
index d51cc9c..8752d7f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,29 +2,25 @@ plugins {
     id 'java'
     id 'jacoco'
     id 'maven-publish'
-    id 'com.enonic.defaults' version '2.1.6'
+    alias(libs.plugins.enonic.defaults)
     id 'com.enonic.xp.base'
 }
 
-ext {
-    okhttpVersion = '5.3.2'
-}
-
 dependencies {
     compileOnly xplibs.api.script
     compileOnly xplibs.api.core
-    implementation 'com.github.mizosoft.methanol:methanol:1.9.0'
-    implementation 'io.github.hakky54:sslcontext-kickstart:9.2.1'
-    testImplementation 'org.junit.jupiter:junit-jupiter:6.0.3'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine'
-    testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
-    testImplementation "org.mockito:mockito-core:5.23.0"
-    testImplementation "com.squareup.okhttp3:okhttp-tls:${okhttpVersion}"
-    testImplementation "com.squareup.okhttp3:mockwebserver:${okhttpVersion}"
+    implementation libs.methanol
+    implementation libs.ayza
+    testImplementation libs.junit.jupiter
+    testRuntimeOnly libs.junit.jupiter.engine
+    testRuntimeOnly libs.junit.platform.launcher
+    testImplementation libs.mockito.core
+    testImplementation libs.okhttp.tls
+    testImplementation libs.okhttp.mockwebserver
     testImplementation "com.enonic.xp:testing:${xpVersion}"
-    testImplementation('org.slf4j:slf4j-api') {
+    testImplementation(libs.slf4j.api) {
         version {
-            strictly '1.7.26'
+            strictly libs.versions.slf4j.get()
         }
     }
 }
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
new file mode 100644
index 0000000..aca8189
--- /dev/null
+++ b/gradle/libs.versions.toml
@@ -0,0 +1,25 @@
+[versions]
+methanol = "1.9.0"
+ayza = "10.0.5"
+junit5 = "6.0.3"
+mockito = "5.23.0"
+okhttp = "5.3.2"
+slf4j = "1.7.26"
+
+[libraries]
+methanol = { module = "com.github.mizosoft.methanol:methanol", version.ref = "methanol" }
+ayza = { module = "io.github.hakky54:ayza", version.ref = "ayza" }
+
+junit-jupiter = { module = "org.junit.jupiter:junit-jupiter", version.ref = "junit5" }
+junit-jupiter-engine = { module = "org.junit.jupiter:junit-jupiter-engine", version.ref = "junit5" }
+junit-platform-launcher = { module = "org.junit.platform:junit-platform-launcher" }
+
+mockito-core = { module = "org.mockito:mockito-core", version.ref = "mockito" }
+
+okhttp-tls = { module = "com.squareup.okhttp3:okhttp-tls", version.ref = "okhttp" }
+okhttp-mockwebserver = { module = "com.squareup.okhttp3:mockwebserver", version.ref = "okhttp" }
+
+slf4j-api = { module = "org.slf4j:slf4j-api", version.ref = "slf4j" }
+
+[plugins]
+enonic-defaults = { id = "com.enonic.defaults", version = "2.1.6" }