diff --git a/Usage.md b/Usage.md
index d3cab81..1a4010d 100644
--- a/Usage.md
+++ b/Usage.md
@@ -198,7 +198,7 @@ The list below is from **master**. Press ? in `nnn` to see the keybin
Ret Rt l Open ' First file/match
g ^A Top . Toggle hidden
G ^E End + Toggle auto-advance
- , Mark CWD b ^/ Select bookmark
+ B (,) Book(mark) b ^/ Select bookmark
1-4 Context (Sh)Tab Cycle/new context
2Esc ^Q Quit q Quit context
^G QuitCD Q Pick/err, quit
@@ -232,10 +232,11 @@ The list below is from **master**. Press ? in `nnn` to see the keybin
Notes:
1. Shift-TAB attempts to create a new context, and reverse cycles when all contexts are active.
-2. At the filter prompt, ^L toggles last filter and unfilter. If no last filter, exits filter mode and redraws.
-3. Q quits with `EXIT_FAILURE` if no selection, else prints the selection to stdout and quits with `EXIT_SUCCESS`.
-4. Help & settings, file details and archive listing are shown in the `$PAGER`.
-5. To change shortcuts modify key bindings in `nnn.h` and compile. Option `-K` detects collisions.
+2. B adds a new bookmark in the `bookmarks` dir, , marks a location in-memory
+3. At the filter prompt, ^L toggles last filter and unfilter. If no last filter, exits filter mode and redraws.
+4. Q quits with `EXIT_FAILURE` if no selection, else prints the selection to stdout and quits with `EXIT_SUCCESS`.
+5. Help & settings, file details and archive listing are shown in the `$PAGER`.
+6. To change shortcuts modify key bindings in `nnn.h` and compile. Option `-K` detects collisions.
#### Graphical map