diff --git a/Project.toml b/Project.toml
index ec0abe0..fc7322d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -12,7 +12,6 @@ MLJBase = "a7f614a8-145f-11e9-1d2a-a57a1082229d"
 MLJLinearModels = "6ee0df7b-362f-4a72-a706-9e79364fb692"
 MLJModelInterface = "e80e1ace-859a-464e-9ed9-23947d8ae3ea"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
-RowEchelon = "af85af4c-bcd5-5d23-b03a-a909639aa875"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
 
@@ -23,6 +22,5 @@ InlineStrings = "1"
 MLJBase = "0.21"
 MLJLinearModels = "0.8, 0.9"
 MLJModelInterface = "1.4"
-RowEchelon = "0.2"
 Tables = "1.7"
 julia = "1.6"
diff --git a/src/SIRUS.jl b/src/SIRUS.jl
index d9c7707..fc34b8f 100644
--- a/src/SIRUS.jl
+++ b/src/SIRUS.jl
@@ -11,7 +11,6 @@ using MLJBase: mode
 using MLJLinearModels: MLJLinearModels, RidgeRegressor, glr
 using MLJModelInterface: UnivariateFinite, Probabilistic, fit
 using Random: AbstractRNG, default_rng, seed!, shuffle
-using RowEchelon: rref
 using Statistics: mean, median
 using Tables: Tables, matrix