diff --git a/Project.toml b/Project.toml
index 232dfbe4..8e2edea1 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "FillArrays"
 uuid = "1a297f60-69ca-5386-bcde-b61e274b549b"
-version = "0.11"
+version = "0.11.1"
 
 [deps]
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
diff --git a/src/FillArrays.jl b/src/FillArrays.jl
index 4d851052..be8a712d 100644
--- a/src/FillArrays.jl
+++ b/src/FillArrays.jl
@@ -17,6 +17,12 @@ import Base.Broadcast: broadcasted, DefaultArrayStyle, broadcast_shape
 
 export Zeros, Ones, Fill, Eye, Trues, Falses
 
+if VERSION < v"1.6-"
+    oneto(n) = Base.OneTo(n)
+else
+    import Base: oneto
+end
+
 """
     AbstractFill{T, N, Axes} <: AbstractArray{T, N}
 
@@ -100,7 +106,7 @@ Fill{T,0}(x::T, ::Tuple{}) where T = Fill{T,0,Tuple{}}(x, ()) # ambiguity fix
     Fill{T,N}(convert(T, x)::T, sz)
 
 @inline Fill{T, N}(x, sz::SZ) where SZ<:Tuple{Vararg{Integer,N}} where {T, N} =
-    Fill{T,N}(x, Base.OneTo.(sz))
+    Fill{T,N}(x, oneto.(sz))
 @inline Fill{T, N}(x, sz::Vararg{Integer, N}) where {T, N} = Fill{T,N}(convert(T, x)::T, sz)
 
 
@@ -240,7 +246,7 @@ for (Typ, funcs, func) in ((:Zeros, :zeros, :zero), (:Ones, :ones, :one))
 
 
         @inline $Typ{T, 0}(sz::Tuple{}) where {T} = $Typ{T,0,Tuple{}}(sz)
-        @inline $Typ{T, N}(sz::Tuple{Vararg{<:Integer, N}}) where {T, N} = $Typ{T,N}(Base.OneTo.(sz))
+        @inline $Typ{T, N}(sz::Tuple{Vararg{<:Integer, N}}) where {T, N} = $Typ{T,N}(oneto.(sz))
         @inline $Typ{T, N}(sz::Vararg{<:Integer, N}) where {T, N} = $Typ{T,N}(sz)
         """ `$($Typ){T}(dims...)` construct lazy version of `$($funcs)(dims...)`"""
         @inline $Typ{T}(sz::Vararg{Integer,N}) where {T, N} = $Typ{T, N}(sz)
@@ -304,7 +310,7 @@ struct RectDiagonal{T,V<:AbstractVector{T},Axes<:Tuple{Vararg{AbstractUnitRange,
     end
 end
 
-@inline RectDiagonal{T,V}(A::V, sz::Tuple{Vararg{Integer, 2}}) where {T,V} = RectDiagonal{T,V}(A, Base.OneTo.(sz))
+@inline RectDiagonal{T,V}(A::V, sz::Tuple{Vararg{Integer, 2}}) where {T,V} = RectDiagonal{T,V}(A, oneto.(sz))
 @inline RectDiagonal{T,V}(A::V, axes::Vararg{Any, 2}) where {T,V} = RectDiagonal{T,V}(A, axes)
 @inline RectDiagonal{T,V}(A::V, sz::Vararg{Integer, 2}) where {T,V} = RectDiagonal{T,V}(A, sz)
 @inline RectDiagonal{T,V}(A::V) where {T,V} = RectDiagonal{T,V}(A, (axes(A, 1), axes(A, 1)))
@@ -501,8 +507,8 @@ cumsum(x::AbstractFill{<:Any,1}) = range(getindex_value(x); step=getindex_value(
 
 cumsum(x::Zeros{<:Any,1}) = x
 cumsum(x::Zeros{Bool,1}) = x
-cumsum(x::Ones{II,1}) where II<:Integer = Base.OneTo{II}(length(x))
-cumsum(x::Ones{Bool,1}) = Base.OneTo{Int}(length(x))
+cumsum(x::Ones{II,1}) where II<:Integer = convert(AbstractVector{II}, oneto(length(x)))
+cumsum(x::Ones{Bool,1}) = oneto(length(x))
 cumsum(x::AbstractFill{Bool,1}) = cumsum(convert(AbstractFill{Int}, x))
 
 
diff --git a/test/runtests.jl b/test/runtests.jl
index d6ebbd00..9bf2ae7b 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -268,7 +268,11 @@ end
     @test_throws ArgumentError mut[2, 1] = 9
 
     D = RectDiagonal([1.,2.], (Base.OneTo(3),Base.OneTo(2)))
-    @test stringmime("text/plain", D) == "3×2 RectDiagonal{Float64,Array{Float64,1},Tuple{Base.OneTo{$Int},Base.OneTo{$Int}}}:\n 1.0   ⋅ \n  ⋅   2.0\n  ⋅    ⋅ "
+    if VERSION < v"1.6-"
+        @test stringmime("text/plain", D) == "3×2 RectDiagonal{Float64,Array{Float64,1},Tuple{Base.OneTo{$Int},Base.OneTo{$Int}}}:\n 1.0   ⋅ \n  ⋅   2.0\n  ⋅    ⋅ "
+    else
+        @test stringmime("text/plain", D) == "3×2 RectDiagonal{Float64, Vector{Float64}, Tuple{Base.OneTo{$Int}, Base.OneTo{$Int}}}:\n 1.0   ⋅ \n  ⋅   2.0\n  ⋅    ⋅ "
+    end
 end
 
 # Check that all pair-wise combinations of + / - elements of As and Bs yield the correct