diff --git a/src/ssn/getPatch.ts b/src/ssn/getPatch.ts
index d432034..08c2496 100644
--- a/src/ssn/getPatch.ts
+++ b/src/ssn/getPatch.ts
@@ -175,7 +175,7 @@ export default async function getPatch({ product, from, to, sourceDirectory, tar
   }
 
   //run tasks
-  taskManager(tasks, 5);
+  await taskManager(tasks, 5);
 
   //TODO: add option to delete downloaded files once patching is complete
 }
diff --git a/src/ssn/patcher-installer/taskManager.ts b/src/ssn/patcher-installer/taskManager.ts
index 6c22aa9..fcc8451 100644
--- a/src/ssn/patcher-installer/taskManager.ts
+++ b/src/ssn/patcher-installer/taskManager.ts
@@ -1,17 +1,18 @@
 export default function taskManager(tasks: Array<() => Promise<void>>, maxConcurrentTasks: number): Promise<void> {
   return new Promise((resolve, reject) => {
     const remainingTasks = tasks;
-    //const currentlyRunningTasks: Array<Promise<void>> = [];
+    let currentlyRunningTasks = 0;
 
     const startNewTask = () => {
-      if (remainingTasks.length === 0) {
+      if (remainingTasks.length === 0 && currentlyRunningTasks === 0) {
         return resolve();
       }
 
       const curTask = remainingTasks.pop() as () => Promise<void>;
       const curPromise = curTask();
-      //currentlyRunningTasks.push(curPromise);
+      currentlyRunningTasks += 1;
       curPromise.then(() => {
+        currentlyRunningTasks -= 1;
         return startNewTask();
       });
     };