diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index f3c9cc3..036865b 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -10,8 +10,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.0'
-          - '1.3'
+          - '1.6'
           - '1'
           - 'nightly'
         os:
diff --git a/Project.toml b/Project.toml
index fed7fc4..50f3021 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,18 +1,17 @@
 name = "Setfield"
 uuid = "efcf1570-3423-57d1-acb7-fd33fddbac46"
-version = "1.0.0"
+version = "1.1.0"
 
 [deps]
 ConstructionBase = "187b0558-2788-49d3-abe0-74a17ed4e7c9"
 Future = "9fa8497b-333b-5362-9e8d-4d0656e87820"
 MacroTools = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
-Requires = "ae029012-a4dd-5104-9daa-d747884805df"
+StaticArraysCore = "1e83bf80-4336-4d27-bf5d-d5a4f845583c"
 
 [compat]
 ConstructionBase = "0.1, 1.0"
 MacroTools = "0.4.4, 0.5"
-Requires = "0.5, 1.0"
-julia = "1"
+julia = "1.6"
 
 [extras]
 BenchmarkTools = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
diff --git a/src/Setfield.jl b/src/Setfield.jl
index d061cd4..a4c9a29 100644
--- a/src/Setfield.jl
+++ b/src/Setfield.jl
@@ -2,7 +2,7 @@ __precompile__(true)
 module Setfield
 using MacroTools
 using MacroTools: isstructdef, splitstructdef, postwalk
-using Requires: @require
+using StaticArraysCore
 
 if VERSION < v"1.1-"
     using Future: copy!
@@ -26,12 +26,4 @@ for n in names(Setfield, all=true)
         @eval Base.show(io::IO, l::$T) = _show(io, nothing, l)
     end
 end
-
-function __init__()
-    @require StaticArrays="90137ffa-7385-5640-81b9-e52037218182" begin
-        setindex(a::StaticArrays.StaticArray, args...) =
-            Base.setindex(a, args...)
-    end
-end
-
 end
diff --git a/src/setindex.jl b/src/setindex.jl
index 03639d7..5b01d84 100644
--- a/src/setindex.jl
+++ b/src/setindex.jl
@@ -20,3 +20,6 @@ Base.@propagate_inbounds function setindex(d0::AbstractDict, v, k)
     d[k] = v
     return d
 end
+
+setindex(a::StaticArraysCore.StaticArray, args...) =
+    Base.setindex(a, args...)