diff --git a/.sdkmanrc b/.sdkmanrc
new file mode 100644
index 00000000..215786fc
--- /dev/null
+++ b/.sdkmanrc
@@ -0,0 +1 @@
+java=17.0.12-librca
diff --git a/src/main/groovy/org/grails/gradle/plugin/core/GrailsPluginGradlePlugin.groovy b/src/main/groovy/org/grails/gradle/plugin/core/GrailsPluginGradlePlugin.groovy
index 9c98b0ff..cd2a05d3 100644
--- a/src/main/groovy/org/grails/gradle/plugin/core/GrailsPluginGradlePlugin.groovy
+++ b/src/main/groovy/org/grails/gradle/plugin/core/GrailsPluginGradlePlugin.groovy
@@ -1,11 +1,11 @@
 /*
- * Copyright 2015 original authors
+ * Copyright 2015-2024 original authors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *      https://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -36,6 +36,7 @@ import org.gradle.api.tasks.compile.GroovyCompile
 import org.gradle.language.jvm.tasks.ProcessResources
 import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry
 import org.grails.gradle.plugin.util.SourceSets
+import org.springframework.boot.gradle.plugin.SpringBootPlugin
 import org.springframework.boot.gradle.tasks.bundling.BootJar
 
 import javax.inject.Inject
@@ -192,13 +193,14 @@ class GrailsPluginGradlePlugin extends GrailsGradlePlugin {
     }
 
     protected void configurePluginJarTask(Project project) {
-        Jar jarTask = (Jar)project.tasks.findByName('jar')
-        // re-enable, since Boot disable this
-        project.getTasks().getByName(JavaPlugin.JAR_TASK_NAME).setEnabled(true)
-        jarTask.exclude "application.yml"
-        jarTask.exclude "application.groovy"
-        jarTask.exclude "logback.groovy"
-        jarTask.exclude "logback.xml"
+        project.tasks.named(SpringBootPlugin.BOOT_JAR_TASK_NAME) {
+            it.enabled = false // Grails Plugins should not produce a bootJar
+        }
+        project.tasks.named(JavaPlugin.JAR_TASK_NAME, Jar) {
+            it.enabled = true
+            it.archiveClassifier.set('') // Remove '-plain' suffix from jar file name
+            it.exclude('application.yml', 'application.groovy', 'logback.groovy', 'logback.xml')
+        }
     }
 
     @CompileDynamic