diff --git a/Project.toml b/Project.toml
index c0746b1..ec9b701 100644
--- a/Project.toml
+++ b/Project.toml
@@ -15,7 +15,7 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
 CSV = "0.5, 0.6, 0.7, 0.8"
-DataFrames = "0.20, 0.21, 0.22"
+DataFrames = "0.20, 0.21, 0.22, 1.0"
 Distributions = "0.22, 0.23, 0.24"
 Formatting = "0.4"
 MCMCChains = "3.0, 4.0"