diff --git a/Project.toml b/Project.toml
index 51ee59e2..bf64044a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -12,8 +12,8 @@ Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 
 [compat]
 ArgCheck = "1.0"
-Clustering = ">= 0.13, < 1.0"
-Distributions = ">= 0.20, < 1.0"
+Clustering = "0.13"
+Distributions = "0.20,0.21"
 julia = "1.0"
 
 [extras]