diff --git a/.tool-versions b/.tool-versions
index f1d4b50..312ed61 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-terraform 1.6.2
+terraform 1.6.3
diff --git a/main.tf b/main.tf
index 08cc8a8..f126de8 100644
--- a/main.tf
+++ b/main.tf
@@ -1,5 +1,5 @@
 terraform {
-  required_version = "1.6.2"
+  required_version = "1.6.3"
 
   backend "gcs" {
     bucket = "prep-terraform-state"