diff --git a/docs/src/tutorials/Systems and Control/lyapunov_function_search.jl b/docs/src/tutorials/Systems and Control/lyapunov_function_search.jl
index ca550d201..e2edb6ac8 100644
--- a/docs/src/tutorials/Systems and Control/lyapunov_function_search.jl	
+++ b/docs/src/tutorials/Systems and Control/lyapunov_function_search.jl	
@@ -63,4 +63,4 @@ JuMP.primal_status(model)
 # We can now obtain this feasible solution with:
 
 value(V)
-@test iszero(remove_monomials(MP.polynomial(value(V)), monos)) #src
+@test iszero(remove_monomials(polynomial(value(V)), monos)) #src