diff --git a/website/content/guides/hcl/variables.mdx b/website/content/guides/hcl/variables.mdx
index 9b037f248..979db040a 100644
--- a/website/content/guides/hcl/variables.mdx
+++ b/website/content/guides/hcl/variables.mdx
@@ -296,7 +296,7 @@ support for the `us-west-2` region as well:
 
 ```hcl
 variable "amis" {
-  type = map
+  type = map(string)
   default = {
     "us-east-1" = "ami-b374d5a5"
     "us-west-2" = "ami-4b32be2b"