diff --git a/help/direct-messages.md b/help/direct-messages.md
index 28092eb4cc..009e34923d 100644
--- a/help/direct-messages.md
+++ b/help/direct-messages.md
@@ -35,11 +35,11 @@ and do not appear in your list of streams.
 
 {tab|mobile}
 
-1. Tap the **Private messages**
-   ( <img src="/static/images/help/mobile-dm-tab-icon.svg" alt="private messages" class="mobile-icon"/> )
+1. Tap the **Direct messages**
+   ( <img src="/static/images/help/mobile-dm-tab-icon.svg" alt="direct messages" class="mobile-icon"/> )
    tab at the bottom of the app.
 
-1. Tap the **New PM** button at the top of the app.
+1. Tap the **New DM** button at the top of the app.
 
 1. Start typing the name of the person you want to message, and
    select their name from the list of suggestions.
@@ -51,7 +51,7 @@ and do not appear in your list of streams.
 !!! tip ""
 
     You can also tap on a user's profile picture or name, and tap the
-    **Send private message** button at the bottom of the app.
+    **Send direct message** button at the bottom of the app.
 
 {end_tabs}
 
diff --git a/help/include/send-group-dm.md b/help/include/send-group-dm.md
index 8b44f35f2b..d3b01f764e 100644
--- a/help/include/send-group-dm.md
+++ b/help/include/send-group-dm.md
@@ -19,11 +19,11 @@
 
 {tab|mobile}
 
-1. Tap the **Private messages**
-   ( <img src="/static/images/help/mobile-dm-tab-icon.svg" alt="private messages" class="mobile-icon"/> )
+1. Tap the **Direct messages**
+   ( <img src="/static/images/help/mobile-dm-tab-icon.svg" alt="direct messages" class="mobile-icon"/> )
    tab at the bottom of the app.
 
-1. Tap the **New group PM** button at the top of the app.
+1. Tap the **New group DM** button at the top of the app.
 
 1. Start typing the name of the person you want to message, and
    select their name from the list of suggestions. You can continue