diff --git a/CMakeLists.txt b/CMakeLists.txt
index e8ca201..4e5d209 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.25)
-project(graphs VERSION 0.0.17)
+project(graphs VERSION 0.0.18)
 
 option(ENABLE_ADDRSAN "Enable the address sanitizer" OFF)
 option(ENABLE_UBSAN "Enable the ub sanitizer" OFF)
diff --git a/lib/BLT-With-Graphics-Template b/lib/BLT-With-Graphics-Template
index 9971547..96521c5 160000
--- a/lib/BLT-With-Graphics-Template
+++ b/lib/BLT-With-Graphics-Template
@@ -1 +1 @@
-Subproject commit 99715470eefa6d8192ab44f7355187848070031a
+Subproject commit 96521c51be8921e919b19059317c53465bc63b39
diff --git a/src/main.cpp b/src/main.cpp
index 0682b54..44f30fe 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -73,9 +73,9 @@ class node
 class edge
 {
     private:
-        blt::size_t i1, i2;
+        blt::u64 i1, i2;
     public:
-        edge(blt::size_t i1, blt::size_t i2): i1(i1), i2(i2)
+        edge(blt::u64 i1, blt::u64 i2): i1(i1), i2(i2)
         {
             BLT_ASSERT(i1 != i2 && "Indices cannot be equal!");
         }