diff --git a/Misaki.HighPerformance.Jobs/Misaki.HighPerformance.Jobs.csproj b/Misaki.HighPerformance.Jobs/Misaki.HighPerformance.Jobs.csproj
index 3e3e220..f1db093 100644
--- a/Misaki.HighPerformance.Jobs/Misaki.HighPerformance.Jobs.csproj
+++ b/Misaki.HighPerformance.Jobs/Misaki.HighPerformance.Jobs.csproj
@@ -6,7 +6,7 @@
     <Nullable>enable</Nullable>
     <AllowUnsafeBlocks>True</AllowUnsafeBlocks>
     <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-    <AssemblyVersion>1.5.7</AssemblyVersion>
+    <AssemblyVersion>1.5.8</AssemblyVersion>
     <Version>$(AssemblyVersion)</Version>
     <Authors>Misaki</Authors>
     <PackageProjectUrl>https://git.personalnas.com/Misaki/Misaki.HighPerformance.git</PackageProjectUrl>
diff --git a/Misaki.HighPerformance.Jobs/WorkerThread.cs b/Misaki.HighPerformance.Jobs/WorkerThread.cs
index 93e3b60..36bda34 100644
--- a/Misaki.HighPerformance.Jobs/WorkerThread.cs
+++ b/Misaki.HighPerformance.Jobs/WorkerThread.cs
@@ -101,8 +101,14 @@ internal class WorkerThread : IDisposable
             }
 
             ref var jobInfo = ref _scheduler.GetJobInfoReference(handle, out var exist);
-            if (exist && Interlocked.CompareExchange(ref jobInfo.state, JobState.Running, JobState.Scheduled) == JobState.Scheduled)
+            if (exist)
             {
+                var priorState = Interlocked.CompareExchange(ref jobInfo.state, JobState.Running, JobState.Scheduled);
+                if (priorState != JobState.Scheduled && priorState != JobState.Running)
+                {
+                    continue;
+                }
+
                 if (jobInfo.pExecutionFunc != null)
                 {
                     var ctx = new JobExecutionContext(_index, _scheduler);