diff --git a/src/terraform/devcontainer-template.json b/src/terraform/devcontainer-template.json
index bdf1244..b7b2e87 100644
--- a/src/terraform/devcontainer-template.json
+++ b/src/terraform/devcontainer-template.json
@@ -1,6 +1,6 @@
 {
   "id": "terraform",
-  "version": "1.0.1",
+  "version": "1.1.0",
   "name": "Terraform",
   "description": "Minimal, supply-chain-secure dev container with Terraform CLI and terraform-ls.",
   "publisher": "Bare Dev Container Maintainers",
@@ -11,10 +11,10 @@
       "type": "string",
       "description": "Terraform version and Debian version",
       "proposals": [
-        "1.15-trixie",
-        "1.15-bookworm"
+        "1-trixie",
+        "1-bookworm"
       ],
-      "default": "1.15-trixie"
+      "default": "1-trixie"
     }
   },
   "platforms": [
@@ -26,4 +26,4 @@
     "iac",
     "hcl"
   ]
-}
+}
\ No newline at end of file