diff --git a/Project.toml b/Project.toml
index a4b841a..4d3e9ee 100644
--- a/Project.toml
+++ b/Project.toml
@@ -8,4 +8,5 @@ Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
 PrettyTables = "08abe8d2-0d0c-5749-adfa-8a2ac140af0d"
 
 [compat]
+PrettyTables = "0.9"
 julia = "1.3"