diff --git a/Project.toml b/Project.toml
index 13844f8..eb5f930 100644
--- a/Project.toml
+++ b/Project.toml
@@ -11,7 +11,7 @@ MiniQhull = "978d7f02-9e05-4691-894f-ae31a51d76ca"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
-BlackBoxOptim = ">=0.5.0"
-Distances = ">=0.7.0"
-MiniQhull = ">=0.2.0"
-julia = ">=1.3.0"
+BlackBoxOptim = "0.5.0, 0.6"
+Distances = "0.7.0, 0.9.0, 0.10"
+MiniQhull = "0.2.0, 0.3, 0.4"
+julia = "^1.3.0"