diff --git a/Project.toml b/Project.toml
index 301524a..19e51fd 100644
--- a/Project.toml
+++ b/Project.toml
@@ -22,7 +22,7 @@ DataFrames = "1"
 Distances = "0.10"
 FreqTables = "0.4"
 Reexport = "1"
-StatsBase = "0.33"
+StatsBase = "0.33, 0.34"
 julia = "1"
 
 [extras]