diff --git a/Project.toml b/Project.toml
index 80f4bc24..903d8633 100644
--- a/Project.toml
+++ b/Project.toml
@@ -26,7 +26,7 @@ DataStructures = "0.5, 0.6, 0.7, 0.8, 0.9, 0.10, 0.11, 0.12, 0.13, 0.14, 0.15, 0
 Missings = "0.2, 0.3, 0.4, 1.0"
 Requires = "0.5.2, 1"
 StatsModels = "0.6, 0.7"
-WinReg = "0.2, 0.3"
+WinReg = "0.2, 0.3, 1"
 julia = "1"
 
 [extras]