diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5a570a4..8aaf141 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.20)
 include(cmake/color.cmake)
 
-set(BLT_VERSION 0.17.15)
+set(BLT_VERSION 0.17.16)
 set(BLT_TEST_VERSION 0.0.1)
 
 set(BLT_TARGET BLT)
diff --git a/include/blt/std/types.h b/include/blt/std/types.h
index 0416ec0..fa7128d 100644
--- a/include/blt/std/types.h
+++ b/include/blt/std/types.h
@@ -44,4 +44,23 @@ namespace blt
 }
 #endif
 
+namespace blt
+{
+    template<typename T>
+    struct integer_type
+    {
+        T id;
+        
+        integer_type() = default;
+        
+        integer_type(T id): id(id) // NOLINT
+        {}
+        
+        inline operator T() const // NOLINT
+        {
+            return id;
+        }
+    };
+}
+
 #endif //BLT_TYPES_H
diff --git a/libraries/parallel-hashmap b/libraries/parallel-hashmap
index 1036816..d88c5e1 160000
--- a/libraries/parallel-hashmap
+++ b/libraries/parallel-hashmap
@@ -1 +1 @@
-Subproject commit 10368163ab1f4367d2f0685b5928b1c973ebd1ec
+Subproject commit d88c5e15079047777b418132ece5879e7c9aaa2b