diff --git a/Project.toml b/Project.toml
index 2e9491f..69109bf 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "GaussianMixtures"
 uuid = "cc18c42c-b769-54ff-9e2a-b28141a64aae"
-version = "0.3.6"
+version = "0.3.7"
 
 [deps]
 Arpack = "7d9fca2a-8960-54d3-9f78-7d1dccf2cb97"
@@ -26,13 +26,13 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 [compat]
 Arpack = "0.3 - 0.5"
 Clustering = "0.14"
-Compat = "3.6"
+Compat = "3.6, 4"
 Distributions = "0.23 - 0.25"
 FileIO = "1.2"
 JLD2 = "0.2 - 0.4"
 PDMats = "0.10 - 0.11"
 RDatasets = "0.6, 0.7"
 ScikitLearnBase = "0.5"
-SpecialFunctions = "1"
+SpecialFunctions = "1, 2"
 StatsBase = "0.33"
 julia = "1"