diff --git a/Project.toml b/Project.toml
index 6efe1882..01f55cea 100644
--- a/Project.toml
+++ b/Project.toml
@@ -47,7 +47,7 @@ HypothesisTests = "v0.11"
 InteractiveUtils = "1"
 LambertW = "1.0.0"
 LinearAlgebra = "1"
-LogExpFunctions = "0.3"
+LogExpFunctions = "0.3, 1"
 MvNormalCDF = "0.2, 0.3"
 Optim = "2"
 Plots = "1"
@@ -61,7 +61,7 @@ SpecialFunctions = "2"
 StableRNGs = "1"
 Statistics = "1"
 StatsBase = "0.33, 0.34"
-StatsFuns = "0.9, 1.3"
+StatsFuns = "0.9, 1.3, 2"
 TaylorSeries = "0.20, 0.21, 0.22"
 Test = "1"
 julia = "1"