diff --git a/Project.toml b/Project.toml
index 0bc604f..a6aa349 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ECOS"
 uuid = "e2685f51-7e38-5353-a97d-a921fd2c8199"
 repo = "https://github.com/jump-dev/ECOS.jl.git"
-version = "0.14.2"
+version = "1.0.0"
 
 [deps]
 CEnum = "fa961155-64e5-5f13-b03f-caf6b980ea82"
@@ -11,7 +11,7 @@ MathOptInterface = "b8f27783-ece8-5eb3-8dc8-9495eed66fee"
 [compat]
 CEnum = "0.3, 0.4"
 ECOS_jll = "=2.0.8, 200.0.800"
-MathOptInterface = "0.10.6"
+MathOptInterface = "1"
 julia = "1.6"
 
 [extras]
diff --git a/src/MOI_wrapper/MOI_wrapper.jl b/src/MOI_wrapper/MOI_wrapper.jl
index 56ee509..f44f571 100644
--- a/src/MOI_wrapper/MOI_wrapper.jl
+++ b/src/MOI_wrapper/MOI_wrapper.jl
@@ -80,15 +80,19 @@ function _Solution()
     )
 end
 
+"""
+    Optimizer()
+
+Create a new ECOS optimizer.
+"""
 mutable struct Optimizer <: MOI.AbstractOptimizer
     zeros::Union{Nothing,Zeros{pfloat}}
     cones::Union{Nothing,Cones{pfloat}}
     sol::_Solution
     silent::Bool
     options::Dict{Symbol,Any}
-    function Optimizer(; kwargs...)
-        return new(nothing, nothing, _Solution(), false, Dict{Symbol,Any}())
-    end
+
+    Optimizer() = new(nothing, nothing, _Solution(), false, Dict{Symbol,Any}())
 end
 
 function MOI.is_empty(optimizer::Optimizer)