diff --git a/libs/BLT b/libs/BLT
index ffa20e0..148768d 160000
--- a/libs/BLT
+++ b/libs/BLT
@@ -1 +1 @@
-Subproject commit ffa20e0e51a8b308458e0b3ca2946af4eef4bae6
+Subproject commit 148768d6903884feb92066f316915f6ebf97f464
diff --git a/tests/src/tests.cpp b/tests/src/tests.cpp
index 12d0684..5ab7c62 100644
--- a/tests/src/tests.cpp
+++ b/tests/src/tests.cpp
@@ -230,9 +230,6 @@ namespace fb
         std::array<std::array<blt::vector<ENUM_TYPE>, MAX_ARGS>, MAX_OPERATORS> argument_constraints;
         std::array<arg_count_t, MAX_OPERATORS> argument_count;
         std::array<Func, MAX_OPERATORS> functions;
-        
-        
-        node_tree<ENUM_TYPE, MAX_ARGS> tree;
     };
     
     template<typename ENUM_TYPE, typename ARG_TYPE, typename Func, operator_t<ENUM_TYPE, ARG_TYPE, Func>... operators>