diff --git a/Project.toml b/Project.toml
index bc723cb4..5ad08f40 100644
--- a/Project.toml
+++ b/Project.toml
@@ -7,7 +7,6 @@ DataAPI = "9a962f9c-6df0-11e9-0e5d-c546b8b5ee8a"
 DataStructures = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Printf = "de0858da-6303-5e67-8744-51eddeeeb8d7"
-REPL = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
 ShiftedArrays = "1277b4bf-5013-50f5-be3d-901d8477a67a"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 StatsAPI = "82ae8749-77ed-4fe6-ae5f-f523153014b0"
@@ -23,7 +22,6 @@ DataFrames = "1"
 DataStructures = "0.17, 0.18, 0.19"
 LinearAlgebra = "<0.0.1, 1"
 Printf = "<0.0.1, 1"
-REPL = "<0.0.1, 1"
 ShiftedArrays = "1, 2"
 SparseArrays = "<0.0.1, 1"
 Statistics = "1"
diff --git a/src/StatsModels.jl b/src/StatsModels.jl
index 79996c21..f13aa84d 100644
--- a/src/StatsModels.jl
+++ b/src/StatsModels.jl
@@ -17,8 +17,6 @@ using LinearAlgebra
 
 using Tables: ColumnTable
 
-using REPL: levenshtein
-
 export
     #reexport from StatsBase:
     StatisticalModel,
diff --git a/src/errormessages.jl b/src/errormessages.jl
index 7edbeb46..2c69ba07 100644
--- a/src/errormessages.jl
+++ b/src/errormessages.jl
@@ -1,3 +1,22 @@
+# Levenshtein distance
+# Copied from the REPL stdlib in JuliaLang/julia (license is MIT: https://julialang.org/license)
+function levenshtein(s1, s2)
+    a, b = collect(s1), collect(s2)
+    m = length(a)
+    n = length(b)
+    d = Matrix{Int}(undef, m+1, n+1)
+
+    d[1:m+1, 1] = 0:m
+    d[1, 1:n+1] = 0:n
+
+    for i = 1:m, j = 1:n
+        d[i+1,j+1] = min(d[i  , j+1] + 1,
+                         d[i+1, j  ] + 1,
+                         d[i  , j  ] + (a[i] != b[j]))
+    end
+
+    return d[m+1, n+1]
+end
 
 """
 This is borrowed from [DataFrames.jl]().