diff --git a/docs/sources/reference/run.md b/docs/sources/reference/run.md
index c8a141de06..4ec867f1a6 100644
--- a/docs/sources/reference/run.md
+++ b/docs/sources/reference/run.md
@@ -140,7 +140,7 @@ example, `docker run ubuntu:14.04`.
                                   'container:<name|id>': reuses another container network stack
                                   'host': use the host network stack inside the container
     --add-host=""    : Add a line to /etc/hosts (host:IP)
-    --mac-address="" : Sets the container's ethernet device's mac address
+    --mac-address="" : Sets the container's ethernet device's MAC address
 
 By default, all containers have networking enabled and they can make any
 outgoing connections. The operator can completely disable networking
@@ -151,9 +151,9 @@ networking. In cases like this, you would perform I/O through files or
 Your container will use the same DNS servers as the host by default, but
 you can override this with `--dns`.
 
-By default a random mac is generated. You can set the container's mac address
-explicitly by providing a mac via the `--mac-address` parameter (format:
-12:34:56:78:9a:bc).
+By default a random MAC is generated. You can set the container's MAC address
+explicitly by providing a MAC via the `--mac-address` parameter (format:
+`12:34:56:78:9a:bc`).
 
 Supported networking modes are: