diff --git a/src/DecomposingPolynomialSystems.jl b/src/DecomposingPolynomialSystems.jl
index bd3c8e7..2529efc 100644
--- a/src/DecomposingPolynomialSystems.jl
+++ b/src/DecomposingPolynomialSystems.jl
@@ -19,7 +19,7 @@ include("monomials.jl")
 # include("expression_map.jl")
 include("scalings.jl")
 # include("interpolation.jl")
-# include("deck_transformations.jl")
+include("deck_transformations.jl")
 # include("invariants.jl")
 # include("implicitization.jl")
 # include("decompose.jl")
diff --git a/src/deck_transformations.jl b/src/deck_transformations.jl
index c9b34ca..3344a13 100644
--- a/src/deck_transformations.jl
+++ b/src/deck_transformations.jl
@@ -450,15 +450,7 @@ function symmetries_fixing_parameters!(
 end
 
 """
-    symmetries_fixing_parameters(  # TODO: extend to take an expression map
-    F::System;
-    xp₀::Union{Nothing, NTuple{2, AbstractVector{<:Number}}}=nothing,
-    degree_bound::Integer=1,
-    param_dep::Bool=true,
-    tols::Tolerances=Tolerances(),
-    monodromy_options::Tuple=(),
-    logging::Bool=false
-)
+    symmetries_fixing_parameters(F::System; degree_bound=1, param_dep=true)
 
 Given a polynomial system F returns the group of symmetries 
 of `F` that fix the parameters. The keyword