diff --git a/collections/def/zos.md b/collections/def/zos.md
index 1fcbb27..d236355 100644
--- a/collections/def/zos.md
+++ b/collections/def/zos.md
@@ -2,4 +2,4 @@
 
 Zero-OS is a stateless and lightweight operating system designed to host anything that runs on Linux.
 
-!!wiki.def alias:'zos,zero-os,z-os'
\ No newline at end of file
+!!wiki.def alias:'zos,zero-os'
\ No newline at end of file
diff --git a/collections/partners_utilization/tier_s_datacenter.md b/collections/partners_utilization/tier_s_datacenter.md
index 6ec9788..991fff1 100644
--- a/collections/partners_utilization/tier_s_datacenter.md
+++ b/collections/partners_utilization/tier_s_datacenter.md
@@ -22,6 +22,4 @@ These racks are used as is or put in a container.
 
 ![alt text](tiers_container.png)
 
-
-
-These containers can be used in a datacenter building to make it all fancy.
+These containers can be used in a datacenter building to make it all fancy.
\ No newline at end of file