diff --git a/Project.toml b/Project.toml
index 72883dc..e2afe21 100755
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "MnemonicDiscriminationIndex"
 uuid = "4ce081f7-88d2-45e6-980f-ae8df33f05ea"
 authors = ["Christian Guinard", "Simon Léger"]
-version = "0.4.3"
+version = "0.4.4"
 
 [deps]
 Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
diff --git a/src/MnemonicDiscriminationIndex.jl b/src/MnemonicDiscriminationIndex.jl
index bac9d6b..21e5c46 100755
--- a/src/MnemonicDiscriminationIndex.jl
+++ b/src/MnemonicDiscriminationIndex.jl
@@ -6,12 +6,12 @@ using PrecompileTools: @setup_workload, @compile_workload
 using QuadGK: quadgk
 using Random
 
-struct MDIResult{T}
+struct MDIResult{T,D}
     params::Vector{T}
     auc::T
     startval::T
     endval::T
-    domain::Tuple{T, T}
+    domain::Tuple{D, D}
     Δ::T
     λ::T
 end