diff --git a/docs/terraform/style-guide.md b/docs/terraform/style-guide.md
index 0579ce1..fe90e05 100644
--- a/docs/terraform/style-guide.md
+++ b/docs/terraform/style-guide.md
@@ -22,7 +22,8 @@ variable "project_id" { # (1)!
     error_message = <<-EOT
       Variable `project_id` must start with a lowercase letter, be 6–30 chars, and contain only lowercase
       letters, digits, or hyphens (no trailing hyphen).
-    EOT # (6)!
+    EOT
+    # (6)!
   }
 }
 ```