diff --git a/Project.toml b/Project.toml
index 0343c6ac6..e2826b114 100644
--- a/Project.toml
+++ b/Project.toml
@@ -29,5 +29,5 @@ MutableArithmetics = "1"
 PolyJuMP = "0.7"
 Reexport = "0.2, 1.0"
 SemialgebraicSets = "0.3"
-SymbolicWedderburn = "0.3"
+SymbolicWedderburn = "0.4"
 julia = "1.6"
diff --git a/docs/src/tutorials/Polynomial Optimization/bilinear.jl b/docs/src/tutorials/Polynomial Optimization/bilinear.jl
index 6ee1f7204..273a2522c 100644
--- a/docs/src/tutorials/Polynomial Optimization/bilinear.jl	
+++ b/docs/src/tutorials/Polynomial Optimization/bilinear.jl	
@@ -2,11 +2,11 @@
 
 #md # [![](https://mybinder.org/badge_logo.svg)](@__BINDER_ROOT_URL__/generated/Polynomial Optimization/bilinear.ipynb)
 #md # [![](https://img.shields.io/badge/show-nbviewer-579ACA.svg)](@__NBVIEWER_ROOT_URL__/generated/Polynomial Optimization/bilinear.ipynb)
-# **Adapted from**: [Floudas1999; Section 3.1](@cite) and [Lasserre2009; Table 5.1](@cite)
+# **Adapted from**: [Floudas1999; Section 3.2](@cite) and [Lasserre2009; Table 5.1](@cite)
 
 # ## Introduction
 
-# Consider the polynomial optimization problem from [Floudas1999; Section 3.1](@cite).
+# Consider the polynomial optimization problem from [Floudas1999; Section 3.2](@cite).
 
 using Test #src
 using DynamicPolynomials