diff --git a/gradle-plugin/build.gradle.kts b/gradle-plugin/build.gradle.kts
index 6475c0de..5af7afd0 100644
--- a/gradle-plugin/build.gradle.kts
+++ b/gradle-plugin/build.gradle.kts
@@ -1,4 +1,3 @@
-import org.gradle.kotlin.dsl.internal.sharedruntime.codegen.licenseHeader
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import java.util.*
 
@@ -6,6 +5,7 @@ plugins {
     kotlin("jvm") version "1.9.22"
     `java-gradle-plugin`
     `maven-publish`
+    id("io.github.sgtsilvio.gradle.metadata") version "0.5.0"
 }
 
 metadata {
@@ -33,9 +33,10 @@ dependencies {
     // commons compress
     implementation("org.apache.commons:commons-compress:1.26.1")
 
-    testImplementation(kotlin("test"))
+    implementation(project(":"))
+    implementation(rootProject.sourceSets.getByName("shared").output)
 
-    implementation("org.ow2.asm:asm:${asmVersion}")
+    testImplementation(kotlin("test"))
 }
 
 tasks.withType<KotlinCompile> {
diff --git a/gradle-plugin/src/main/kotlin/xyz/wagyourtail/jvmdg/gradle/task/ShadeAPI.kt b/gradle-plugin/src/main/kotlin/xyz/wagyourtail/jvmdg/gradle/task/ShadeAPI.kt
index f0007774..126f138e 100644
--- a/gradle-plugin/src/main/kotlin/xyz/wagyourtail/jvmdg/gradle/task/ShadeAPI.kt
+++ b/gradle-plugin/src/main/kotlin/xyz/wagyourtail/jvmdg/gradle/task/ShadeAPI.kt
@@ -44,6 +44,9 @@ abstract class ShadeAPI : Jar() {
     @get:Optional
     var shadePath by FinalizeOnRead(LazyMutable { archiveBaseName.get().replace(Regex("[ -]"), "_") + "/jvmdg/api" })
 
+    init {
+        debugPrint.convention(false)
+    }
 
     private var configureShade: JavaExecSpec.() -> Unit = {}
 
diff --git a/gradle-plugin/test-downgrade/build.gradle.kts b/gradle-plugin/test-downgrade/build.gradle.kts
index f19b46b2..b2a70317 100644
--- a/gradle-plugin/test-downgrade/build.gradle.kts
+++ b/gradle-plugin/test-downgrade/build.gradle.kts
@@ -2,9 +2,31 @@ import xyz.wagyourtail.jvmdg.gradle.task.DowngradeJar
 import xyz.wagyourtail.jvmdg.gradle.task.ShadeAPI
 import java.util.*
 
-plugins {
-    `java`
-    id("xyz.wagyourtail.jvmdowngrader")
+buildscript {
+    repositories {
+        flatDir {
+            dirs("../../build/libs")
+        }
+        flatDir {
+            dirs("../build/libs")
+        }
+    }
+    dependencies {
+        val props = projectDir.parentFile.parentFile.resolve("gradle.properties").inputStream().use {
+            val props = java.util.Properties()
+            props.load(it)
+            props
+        }
+        classpath("xyz.wagyourtail.jvmdowngrader:jvmdowngrader-gradle-plugin:${props.getProperty("version")}")
+        classpath("xyz.wagyourtail.jvmdowngrader:jvmdowngrader:${props.getProperty("version")}")
+
+        classpath("org.apache.commons:commons-compress:1.26.1")
+
+        classpath("org.ow2.asm:asm:${props.getProperty("asm_version")}")
+        classpath("org.ow2.asm:asm-commons:${props.getProperty("asm_version")}")
+        classpath("org.ow2.asm:asm-tree:${props.getProperty("asm_version")}")
+        classpath("org.ow2.asm:asm-util:${props.getProperty("asm_version")}")
+    }
 }
 
 val props = projectDir.parentFile.parentFile.resolve("gradle.properties").inputStream().use {
@@ -13,8 +35,12 @@ val props = projectDir.parentFile.parentFile.resolve("gradle.properties").inputS
     props
 }
 
-jvmdg.version = props.getProperty("version") as String
 
+plugins {
+    java
+}
+
+apply(plugin = "xyz.wagyourtail.jvmdowngrader")
 
 val testVersion: JavaVersion = JavaVersion.toVersion(props.getProperty("testVersion") as String)
 
@@ -58,6 +84,7 @@ val downgradeJar9 by tasks.creating(DowngradeJar::class) {
     archiveClassifier.set("downgraded-9")
     downgradeTo = JavaVersion.VERSION_1_9
     archiveVersion.set(props.getProperty("version") as String)
+//    destinationDirectory.set(temporaryDir)
 }
 
 val shadeDowngradedApi9 by tasks.creating(ShadeAPI::class) {
@@ -66,5 +93,9 @@ val shadeDowngradedApi9 by tasks.creating(ShadeAPI::class) {
     downgradeTo = JavaVersion.VERSION_1_9
 }
 
-tasks.build.get().dependsOn(tasks.shadeDowngradedApi)
+tasks.getByName<DowngradeJar>("downgradeJar") {
+//    destinationDirectory.set(temporaryDir)
+}
+
+tasks.build.get().dependsOn(tasks.getByName("shadeDowngradedApi"))
 tasks.build.get().dependsOn(shadeDowngradedApi9)
\ No newline at end of file
diff --git a/gradle-plugin/test-downgrade/settings.gradle.kts b/gradle-plugin/test-downgrade/settings.gradle.kts
index 6e2ee68e..743df1fa 100644
--- a/gradle-plugin/test-downgrade/settings.gradle.kts
+++ b/gradle-plugin/test-downgrade/settings.gradle.kts
@@ -4,6 +4,4 @@ pluginManagement {
     }
 }
 
-includeBuild("../")
-
 rootProject.name = "test-downgrade"
\ No newline at end of file
diff --git a/src/main/java/xyz/wagyourtail/jvmdg/cli/Main.java b/src/main/java/xyz/wagyourtail/jvmdg/cli/Main.java
index 025fa4d4..f009448f 100644
--- a/src/main/java/xyz/wagyourtail/jvmdg/cli/Main.java
+++ b/src/main/java/xyz/wagyourtail/jvmdg/cli/Main.java
@@ -191,16 +191,22 @@ public static Set<File> getClasspath(Map<String, List<String[]>> args) {
     public static void downgrade(Map<String, List<String[]>> args) throws IOException {
         Map<Path, Path> targets = new HashMap<>();
         List<FileSystem> fileSystems = new ArrayList<>();
-        getTargets(args, targets, fileSystems);
+        try {
+            getTargets(args, targets, fileSystems);
 
-        List<Path> inputs = new ArrayList<>();
-        List<Path> outputs = new ArrayList<>();
-        for (Map.Entry<Path, Path> entry : targets.entrySet()) {
-            inputs.add(entry.getKey());
-            outputs.add(entry.getValue());
-        }
+            List<Path> inputs = new ArrayList<>();
+            List<Path> outputs = new ArrayList<>();
+            for (Map.Entry<Path, Path> entry : targets.entrySet()) {
+                inputs.add(entry.getKey());
+                outputs.add(entry.getValue());
+            }
 
-        PathDowngrader.downgradePaths(Flags.classVersion, inputs, outputs, getClasspath(args));
+            PathDowngrader.downgradePaths(Flags.classVersion, inputs, outputs, getClasspath(args));
+        } finally {
+            for (FileSystem fileSystem : fileSystems) {
+                fileSystem.close();
+            }
+        }
     }
 
     public static void shade(Map<String, List<String[]>> args) throws IOException {
@@ -224,16 +230,22 @@ public static void shade(Map<String, List<String[]>> args) throws IOException {
 
         Map<Path, Path> targets = new HashMap<>();
         List<FileSystem> fileSystems = new ArrayList<>();
-        getTargets(args, targets, fileSystems);
+        try {
+            getTargets(args, targets, fileSystems);
 
-        List<Path> inputs = new ArrayList<>();
-        List<Path> outputs = new ArrayList<>();
-        for (Map.Entry<Path, Path> entry : targets.entrySet()) {
-            inputs.add(entry.getKey());
-            outputs.add(entry.getValue());
-        }
+            List<Path> inputs = new ArrayList<>();
+            List<Path> outputs = new ArrayList<>();
+            for (Map.Entry<Path, Path> entry : targets.entrySet()) {
+                inputs.add(entry.getKey());
+                outputs.add(entry.getValue());
+            }
 
-        ApiShader.shadeApis(Flags.classVersion, prefix, inputs, outputs, downgradedApi);
+            ApiShader.shadeApis(Flags.classVersion, prefix, inputs, outputs, downgradedApi);
+        } finally {
+            for (FileSystem fileSystem : fileSystems) {
+                fileSystem.close();
+            }
+        }
     }
 
     public static void bootstrap(Map<String, List<String[]>> args, List<String> unparsed) throws MalformedURLException, ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException {