diff --git a/certbot/certbot/_internal/plugins/webroot.py b/certbot/certbot/_internal/plugins/webroot.py
index 7315ee427..d7ae89d00 100644
--- a/certbot/certbot/_internal/plugins/webroot.py
+++ b/certbot/certbot/_internal/plugins/webroot.py
@@ -58,7 +58,7 @@ class Authenticator(common.Plugin, interfaces.Authenticator):
 
     description = """\
 Saves the necessary validation files to a .well-known/acme-challenge/ directory within the \
-nominated webroot path. A seperate HTTP server must be running and serving files from the \
+nominated webroot path. A separate HTTP server must be running and serving files from the \
 webroot path. HTTP challenge only (wildcards not supported)."""
 
     MORE_INFO = """\
diff --git a/certbot/docs/cli-help.txt b/certbot/docs/cli-help.txt
index 112f4a97e..f689cc688 100644
--- a/certbot/docs/cli-help.txt
+++ b/certbot/docs/cli-help.txt
@@ -734,7 +734,7 @@ standalone:
 
 webroot:
   Saves the necessary validation files to a .well-known/acme-challenge/
-  directory within the nominated webroot path. A seperate HTTP server must
+  directory within the nominated webroot path. A separate HTTP server must
   be running and serving files from the webroot path. HTTP challenge only
   (wildcards not supported).
 
diff --git a/letstest/targets/targets.yaml b/letstest/targets/targets.yaml
index dbeb793f6..e8c51b81f 100644
--- a/letstest/targets/targets.yaml
+++ b/letstest/targets/targets.yaml
@@ -33,11 +33,6 @@ targets:
   #-----------------------------------------------------------------------------
   # CentOS
   # These AMI were found on https://centos.org/download/aws-images/.
-  - ami: ami-0aedf6b1cb669b4c7
-    name: centos7
-    type: centos
-    virt: hvm
-    user: centos
   - ami: ami-08f2fe20b72b2ffa7
     name: centos9stream
     type: centos