diff --git a/src/variables/variable.cpp b/src/variables/variable.cpp
index 430b712..d8afe10 100644
--- a/src/variables/variable.cpp
+++ b/src/variables/variable.cpp
@@ -7,7 +7,7 @@ void set_value(Variable* var, Value* value) {
   var->value = value;
 }
 
-Value* get_value(Variable* var) {
+Value* get_value(const Variable* var) {
   if (!var) { std::cerr << "Error: Invalid Variable" << std::endl; return 0; }
   return var->value;
 }
\ No newline at end of file
diff --git a/src/variables/variable.hpp b/src/variables/variable.hpp
index 7f71e58..fc19077 100644
--- a/src/variables/variable.hpp
+++ b/src/variables/variable.hpp
@@ -23,12 +23,6 @@ class Variable {
 
 // Variable Functions
 void set_value(Variable* var, Value* value);
-Value* get_value(Variable* var);
-Value* make_long(long num);
-Value* make_double(double dec);
-Value* make_true();
-Value* make_false();
-Value* make_boolean(int x);
-Value* make_expression(Node* expr);
+Value* get_value(const Variable* var);
 
 #endif