diff --git a/CMakeLists.txt b/CMakeLists.txt
index 117158c..c0a6202 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.25)
-project(COSC-4P80-Assignment-1 VERSION 0.0.13)
+project(COSC-4P80-Assignment-1 VERSION 0.0.14)
 
 option(ENABLE_ADDRSAN "Enable the address sanitizer" OFF)
 option(ENABLE_UBSAN "Enable the ub sanitizer" OFF)
diff --git a/lib/blt b/lib/blt
index cacc082..a27651b 160000
--- a/lib/blt
+++ b/lib/blt
@@ -1 +1 @@
-Subproject commit cacc082ce9a28468d29a31c402fa2c3fcbe3f910
+Subproject commit a27651b21d1864d99a29f5d8985d6ae970e55ca1
diff --git a/src/main.cpp b/src/main.cpp
index 038b079..217b173 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3,6 +3,7 @@
 #include <blt/math/log_util.h>
 #include "blt/std/assert.h"
 #include <blt/format/boxing.h>
+#include <blt/std/iterator.h>
 #include <a1.h>
 
 constexpr blt::u32 num_values = 4;