diff --git a/specification/shared/attributes/region_slug.yml b/specification/shared/attributes/region_slug.yml
index 721a7d973..55bf98548 100644
--- a/specification/shared/attributes/region_slug.yml
+++ b/specification/shared/attributes/region_slug.yml
@@ -3,9 +3,9 @@ description: >-
   The slug identifier for the region where the resource will initially be 
   available.
 enum:
-  - ams1
   - ams2
   - ams3
+  - atl1
   - blr1
   - fra1
   - lon1
@@ -16,6 +16,6 @@ enum:
   - sfo2
   - sfo3
   - sgp1
-  - tor1
   - syd1
+  - tor1
 example: nyc3