diff --git a/README.md b/README.md
index b077d21..77f2f1e 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ multiple package managers and Linux distros.
 
 ## Installation
 
-Make sure you have Vagrant 1.2+ and run:
+Make sure you have Vagrant 1.4+ and run:
 
 ```
 vagrant plugin install vagrant-cachier
diff --git a/docs/index.md b/docs/index.md
index f149c4d..913eb05 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -9,7 +9,7 @@ multiple package managers and Linux distros.
 
 ## Installation
 
-Make sure you have Vagrant 1.2+ and run:
+Make sure you have Vagrant 1.4+ and run:
 
 ```
 vagrant plugin install vagrant-cachier