diff --git a/Project.toml b/Project.toml
index 63999d9..f9d0855 100644
--- a/Project.toml
+++ b/Project.toml
@@ -5,8 +5,16 @@ version = "0.1.0"
 
 [deps]
 AbstractAlgebra = "c3fe647b-3220-5bb0-a1ea-a7954cac585d"
-Groups = "5d8bd718-bd84-11e8-3b40-ad14f4a32557"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
+
+[extras]
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+Groups = "5d8bd718-bd84-11e8-3b40-ad14f4a32557"
+
+[targets]
+test = ["Test", "Groups"]
+
+[compat]
+AbstractAlgebra = "^0.1.3"