diff --git a/config/daemon/systemd.md b/config/daemon/systemd.md
index 57d7863603..1c18eeae3e 100644
--- a/config/daemon/systemd.md
+++ b/config/daemon/systemd.md
@@ -101,7 +101,7 @@ you need to add this configuration in the Docker systemd service file.
     The `NO_PROXY` variable specifies a string that contains comma-separated
     values for hosts that should be excluded from proxying. These are the
     options you can specify to exclude hosts: 
-    * IP address prefix (`1.2.3.4`) or in CIDR notation (`1.2.3.4/8`)    
+    * IP address prefix (`1.2.3.4`)   
     * Domain name, or a special DNS label (`*`)
     * A domain name matches that name and all subdomains. A domain name with
       a leading "." matches subdomains only. For example, given the domains