diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6601997..5f2ebee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.20)
 include(cmake/color.cmake)
-set(BLT_VERSION 2.1.14)
+set(BLT_VERSION 2.1.15)
 
 set(BLT_TARGET BLT)
 
diff --git a/include/blt/std/thread.h b/include/blt/std/thread.h
index b759632..4ee56f9 100644
--- a/include/blt/std/thread.h
+++ b/include/blt/std/thread.h
@@ -62,11 +62,11 @@ namespace blt
                 // (unique_lock acquires lock)
                 std::unique_lock lock(count_mutex);
                 std::size_t current_uses = use_count;
-                
+
                 if (++threads_waiting == thread_count)
                 {
                     threads_waiting = 0;
-                    use_count++;
+                    ++use_count;
                     cv.notify_all();
                 } else
                 {
diff --git a/libraries/parallel-hashmap b/libraries/parallel-hashmap
index d88c5e1..8a889d3 160000
--- a/libraries/parallel-hashmap
+++ b/libraries/parallel-hashmap
@@ -1 +1 @@
-Subproject commit d88c5e15079047777b418132ece5879e7c9aaa2b
+Subproject commit 8a889d3699b3c09ade435641fb034427f3fd12b6