diff --git a/README.md b/README.md
index 8120b7a..066303d 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Parse Cron Format Strings, Write Cron Format Strings and Caluclate Execution Dat
 
     ```elixir
     def deps do
-      [{:crontab, "~> 0.8.5"}]
+      [{:crontab, "~> 1.0.0-beta.1"}]
     end
     ```