diff --git a/worldedit-forge/build.gradle.kts b/worldedit-forge/build.gradle.kts
index 76abc2ac7..78c23c898 100644
--- a/worldedit-forge/build.gradle.kts
+++ b/worldedit-forge/build.gradle.kts
@@ -78,8 +78,7 @@ tasks.named<Copy>("processResources") {
 
 tasks.named<Jar>("jar") {
     manifest {
-        attributes("Class-Path" to "truezip.jar WorldEdit/truezip.jar js.jar WorldEdit/js.jar",
-                "WorldEdit-Version" to project.version)
+        attributes("WorldEdit-Version" to project.version)
     }
 }
 
diff --git a/worldedit-libs/build.gradle b/worldedit-libs/build.gradle
deleted file mode 100644
index 29c096e2d..000000000
--- a/worldedit-libs/build.gradle
+++ /dev/null
@@ -1,3 +0,0 @@
-tasks.register("build") {
-    dependsOn(subprojects.collect { it.tasks.named("build") })
-}
diff --git a/worldedit-libs/build.gradle.kts b/worldedit-libs/build.gradle.kts
new file mode 100644
index 000000000..40b3746a9
--- /dev/null
+++ b/worldedit-libs/build.gradle.kts
@@ -0,0 +1,3 @@
+tasks.register("build") {
+    dependsOn(subprojects.map { it.tasks.named("build") })
+}
diff --git a/worldedit-sponge/build.gradle b/worldedit-sponge/build.gradle
deleted file mode 100644
index 81d445a5d..000000000
--- a/worldedit-sponge/build.gradle
+++ /dev/null
@@ -1,52 +0,0 @@
-plugins {
-    id("org.spongepowered.plugin")
-}
-
-PlatformConfigKt.applyPlatformAndCoreConfiguration(project)
-PlatformConfigKt.applyShadowConfiguration(project)
-
-repositories {
-    maven { url "https://repo.codemc.org/repository/maven-public" }
-}
-
-dependencies {
-    compile project(':worldedit-core')
-    compile project(':worldedit-libs:sponge')
-    compile 'org.spongepowered:spongeapi:7.1.0'
-    compile 'org.bstats:bstats-sponge:1.5'
-    testCompile group: 'org.mockito', name: 'mockito-core', version:'1.9.0-rc1'
-}
-
-sourceCompatibility = JavaVersion.VERSION_1_8
-targetCompatibility = JavaVersion.VERSION_1_8
-
-sponge {
-    plugin {
-        id = 'worldedit'
-    }
-}
-
-jar {
-    manifest {
-        attributes("Class-Path": "truezip.jar WorldEdit/truezip.jar js.jar WorldEdit/js.jar",
-                "WorldEdit-Version": version)
-    }
-}
-
-shadowJar {
-    dependencies {
-        relocate ("org.bstats", "com.sk89q.worldedit.sponge.bstats") {
-            include(dependency('org.bstats:bstats-sponge:1.5'))
-        }
-    }
-}
-
-if (project.hasProperty("signing")) {
-    apply plugin: 'signing'
-
-    signing {
-        sign shadowJar
-    }
-
-    build.dependsOn('signShadowJar')
-}
\ No newline at end of file
diff --git a/worldedit-sponge/build.gradle.kts b/worldedit-sponge/build.gradle.kts
new file mode 100644
index 000000000..1c5fa9453
--- /dev/null
+++ b/worldedit-sponge/build.gradle.kts
@@ -0,0 +1,53 @@
+import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
+
+plugins {
+    id("org.spongepowered.plugin")
+}
+
+applyPlatformAndCoreConfiguration()
+applyShadowConfiguration()
+
+repositories {
+    maven { url = uri("https://repo.codemc.org/repository/maven-public") }
+}
+
+dependencies {
+    compile(project(":worldedit-core"))
+    compile(project(":worldedit-libs:sponge"))
+    compile("org.spongepowered:spongeapi:7.1.0")
+    compile("org.bstats:bstats-sponge:1.5")
+    testCompile("org.mockito:mockito-core:1.9.0-rc1")
+}
+
+sponge {
+    plugin {
+        id = "worldedit"
+    }
+}
+
+tasks.named<Jar>("jar") {
+    manifest {
+        attributes("Class-Path" to "truezip.jar WorldEdit/truezip.jar js.jar WorldEdit/js.jar",
+                "WorldEdit-Version" to project.version)
+    }
+}
+
+tasks.named<ShadowJar>("shadowJar") {
+    dependencies {
+        relocate ("org.bstats", "com.sk89q.worldedit.sponge.bstats") {
+            include(dependency("org.bstats:bstats-sponge:1.5"))
+        }
+    }
+}
+
+if (project.hasProperty("signing")) {
+    apply(plugin = "signing")
+
+    configure<SigningExtension> {
+        sign("shadowJar")
+    }
+
+    tasks.named("build").configure {
+        dependsOn("signShadowJar")
+    }
+}
\ No newline at end of file