diff --git a/build.gradle b/build.gradle
index b710184..a4a9343 100644
--- a/build.gradle
+++ b/build.gradle
@@ -44,6 +44,10 @@ compileJava {
     options.compilerArgs += ["-parameters"]
     options.fork = true
     options.forkOptions.executable = 'javac'
+    options.compilerArgs += [
+        '--release', '17',
+        '-Xlint:deprecation'
+    ]
 }
 
 archivesBaseName = project.property("pluginName")
@@ -77,10 +81,15 @@ dependencies {
     implementation vaultAll()
 
     // Test dependencies
-    testImplementation 'org.junit.jupiter:junit-jupiter:5.9.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.2'
     testImplementation 'org.mockito:mockito-core:4.11.0'
     testImplementation 'com.github.seeseemelk:MockBukkit-v1.19:2.144.3'
     testImplementation 'org.assertj:assertj-core:3.24.1'
+    
+    // Add these for test compilation
+    testImplementation project.shadow
+    testImplementation project.configurations.shadow
 }
 
 shadowJar {
@@ -98,8 +107,12 @@ test {
     useJUnitPlatform()
     testLogging {
         events "skipped", "failed"
+        exceptionFormat = 'full'
+        showStandardStreams = true
     }
-    ignoreFailures = false
+    
+    // Add this to ensure test dependencies are available
+    systemProperty 'java.class.path', sourceSets.test.runtimeClasspath.asPath
 }
 
 processResources {
diff --git a/gradle.properties b/gradle.properties
index 2a73004..a6b1d20 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,3 +5,5 @@ author = Silthus
 mcVersion = 1.19.3
 apiVersion = 1.13
 version = 4.5.3
+sourceCompatibility=17
+targetCompatibility=17
\ No newline at end of file
diff --git a/src/main/java/net/silthus/template/TemplatePlugin.java b/src/main/java/net/silthus/template/TemplatePlugin.java
index bd95e70..12278bb 100644
--- a/src/main/java/net/silthus/template/TemplatePlugin.java
+++ b/src/main/java/net/silthus/template/TemplatePlugin.java
@@ -40,6 +40,7 @@ public TemplatePlugin() {
         instance = this;
     }
 
+    @SuppressWarnings("removal")
     public TemplatePlugin(
             JavaPluginLoader loader, PluginDescriptionFile description, File dataFolder, File file) {
         super(loader, description, dataFolder, file);