diff --git a/cd/__init__.py b/cd/__init__.py
index 5b608cf..7970a1a 100644
--- a/cd/__init__.py
+++ b/cd/__init__.py
@@ -77,6 +77,12 @@ def browse(root: str):
     shut(root)
 
 
+def cat(file: str):
+    open(file)
+    print(fs.read_file_text(file))
+    shut(file)
+
+
 def install_commands(path):
     step('Install commands')
     user = '/usr/local/bin'
@@ -113,6 +119,7 @@ def set_ssh(*arguments):
     if ssh_hosts:
         fs.write(known, ssh_hosts)
         os.chmod(known, 0o400)
+        cat(known)
     #
     browse(ssh)