diff --git a/src/AutoScaler.php b/src/AutoScaler.php
index b8c5e35a..c597a9db 100644
--- a/src/AutoScaler.php
+++ b/src/AutoScaler.php
@@ -147,10 +147,14 @@ protected function scalePool(Supervisor $supervisor, $pool, $workers)
     {
         $supervisor->pruneTerminatingProcesses();
 
-        $totalProcessCount = $pool->totalProcessCount();
+        $totalProcessCount = $pool->processes()->count();
 
         $desiredProcessCount = ceil($workers);
 
+        if ($desiredProcessCount > $totalProcessCount) {
+            $totalProcessCount = $pool->totalProcessCount();
+        }
+
         if ($desiredProcessCount > $totalProcessCount) {
             $maxUpShift = min(
                 max(0, $supervisor->options->maxProcesses - $supervisor->totalProcessCount()),
diff --git a/tests/Feature/Fakes/FakePool.php b/tests/Feature/Fakes/FakePool.php
index 5ed7482d..051eed1d 100644
--- a/tests/Feature/Fakes/FakePool.php
+++ b/tests/Feature/Fakes/FakePool.php
@@ -32,4 +32,9 @@ public function totalProcessCount()
     {
         return $this->processCount;
     }
+
+    public function processes()
+    {
+        return collect(range(1, $this->processCount));
+    }
 }