diff --git a/docs/Project.toml b/docs/Project.toml
index 17599b5..56999c3 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -6,3 +6,6 @@ Optim = "429524aa-4258-5aef-a3af-852621145aeb"
 PDMats = "90014a1f-27ba-587c-ab20-58faa44d9150"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 StatsPlots = "f3b207a7-027a-5e70-b257-86293d7955fd"
+
+[compat]
+Distributions = "0.25.129"
diff --git a/test/Project.toml b/test/Project.toml
index 293a740..bd9bc32 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -13,3 +13,6 @@ Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 SafeTestsets = "1bc83da4-3b8d-516f-aca4-4fe02f6d838f"
 StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+
+[compat]
+Distributions = "0.25.129"