diff --git a/cmake/CPM.cmake b/cmake/CPM.cmake
index 176748d..37550b6 100644
--- a/cmake/CPM.cmake
+++ b/cmake/CPM.cmake
@@ -1,4 +1,4 @@
-set(CPM_DOWNLOAD_VERSION 0.38.1)
+set(CPM_DOWNLOAD_VERSION 0.40.2)
 
 if(CPM_SOURCE_CACHE)
     # Expand relative path. This is important if the provided path contains a tilde (~)
diff --git a/include/thread_pool/thread_pool.h b/include/thread_pool/thread_pool.h
index 14f841e..95485d5 100644
--- a/include/thread_pool/thread_pool.h
+++ b/include/thread_pool/thread_pool.h
@@ -250,7 +250,9 @@ namespace dp {
          */
         size_t clear_tasks() {
             size_t removed_task_count{0};
-            for (auto &task_list : tasks_) removed_task_count += task_list.tasks.clear();
+            for (auto &task_list : tasks_) {
+                removed_task_count += task_list.tasks.clear();
+            }
             in_flight_tasks_.fetch_sub(removed_task_count, std::memory_order_release);
             unassigned_tasks_.fetch_sub(removed_task_count, std::memory_order_release);