diff --git a/Project.toml b/Project.toml
index 82e2b7dd9..65924a862 100644
--- a/Project.toml
+++ b/Project.toml
@@ -41,7 +41,7 @@ Classes = "1.2"
 Compose = "0.7, 0.8"
 DataFrames = "0.19.1, 0.20"
 DataStructures = "0.17"
-Distributions = "0.21, 0.22"
+Distributions = "0.21, 0.22, 0.23"
 Electron = "1.1, 2.0"
 FileIO = "1"
 FilePaths = "0.8"