diff --git a/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/CodePicker.kt b/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/CodePicker.kt
index 05102ff9..9694685a 100644
--- a/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/CodePicker.kt
+++ b/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/CodePicker.kt
@@ -37,7 +37,7 @@ class CodePicker(private val config: PickerConfig) {
                 launch {
                     for (fileJob in walkdirChannel) {
                         languageWorker.processFile(fileJob)?.let {
-                            workerManager.addJob(PickJob.from(it))
+                            workerManager.addJob(InstructionJob.from(it))
                         }
                     }
 
diff --git a/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/PickJob.kt b/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/InstructionJob.kt
similarity index 79%
rename from unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/PickJob.kt
rename to unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/InstructionJob.kt
index 32efdbb5..c8542865 100644
--- a/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/PickJob.kt
+++ b/unit-picker/src/main/kotlin/cc/unitmesh/pick/picker/InstructionJob.kt
@@ -5,14 +5,14 @@ import kotlinx.serialization.Serializable
 import org.archguard.scanner.analyser.count.FileJob
 
 @Serializable
-class PickJob(
+class InstructionJob(
     var fileSummary: FileJob,
     var code: String = "",
     var container: CodeContainer? = null,
 ) {
     companion object {
-        fun from(fileJob: FileJob): PickJob {
-            return PickJob(
+        fun from(fileJob: FileJob): InstructionJob {
+            return InstructionJob(
                 code = fileJob.content.decodeToString(),
                 fileSummary = fileJob
             )
diff --git a/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/JavaLangWorker.kt b/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/JavaLangWorker.kt
index 2520e9ff..c658bac7 100644
--- a/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/JavaLangWorker.kt
+++ b/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/JavaLangWorker.kt
@@ -1,7 +1,7 @@
 package cc.unitmesh.pick.worker
 
 import cc.unitmesh.pick.prompt.InstructionBuilder
-import cc.unitmesh.pick.picker.PickJob
+import cc.unitmesh.pick.picker.InstructionJob
 import chapi.ast.javaast.JavaAnalyser
 import kotlinx.coroutines.coroutineScope
 import org.archguard.scanner.analyser.count.FileJob
@@ -21,19 +21,19 @@ import org.archguard.scanner.analyser.count.FileJob
  * - by Vertical (with History Change):
  */
 class JavaLangWorker : LangWorker() {
-    private val jobs: MutableList<PickJob> = mutableListOf()
-    private val packageTree: MutableMap<String, PickJob> = mutableMapOf()
+    private val jobs: MutableList<InstructionJob> = mutableListOf()
+    private val packageTree: MutableMap<String, InstructionJob> = mutableMapOf()
 
     private val packageRegex = Regex("package\\s+([a-zA-Z0-9_.]+);")
     private val extLength = ".java".length
 
-    override fun addJob(job: PickJob) {
+    override fun addJob(job: InstructionJob) {
         this.jobs.add(job)
         tryAddClassToTree(job.code, job)
         job.container = JavaAnalyser().analysis(job.code, job.fileSummary.location)
     }
 
-    private fun tryAddClassToTree(code: String, job: PickJob) {
+    private fun tryAddClassToTree(code: String, job: InstructionJob) {
         val packageMatch = packageRegex.find(code)
         if (packageMatch != null) {
             val packageName = packageMatch.groupValues[1]
diff --git a/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/LangWorker.kt b/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/LangWorker.kt
index 5ca59a17..0607b6f2 100644
--- a/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/LangWorker.kt
+++ b/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/LangWorker.kt
@@ -1,9 +1,9 @@
 package cc.unitmesh.pick.worker
 
 import cc.unitmesh.pick.prompt.InstructionBuilder
-import cc.unitmesh.pick.picker.PickJob
+import cc.unitmesh.pick.picker.InstructionJob
 
 abstract class LangWorker {
-    abstract fun addJob(job: PickJob)
+    abstract fun addJob(job: InstructionJob)
     abstract suspend fun start() : List<InstructionBuilder>
 }
\ No newline at end of file
diff --git a/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/WorkerManager.kt b/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/WorkerManager.kt
index 32532618..5534b9e2 100644
--- a/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/WorkerManager.kt
+++ b/unit-picker/src/main/kotlin/cc/unitmesh/pick/worker/WorkerManager.kt
@@ -1,7 +1,7 @@
 package cc.unitmesh.pick.worker
 
 import cc.unitmesh.pick.prompt.InstructionBuilder
-import cc.unitmesh.pick.picker.PickJob
+import cc.unitmesh.pick.picker.InstructionJob
 import org.archguard.rule.common.Language
 
 class WorkerManager {
@@ -9,7 +9,7 @@ class WorkerManager {
         Language.JAVA to JavaLangWorker(),
     )
 
-    fun addJob(job: PickJob) {
+    fun addJob(job: InstructionJob) {
         val language = job.fileSummary.language.toSupportLanguage()
         val worker = workers[language]
         worker?.addJob(job)