diff --git a/i3/config b/i3/config
index 4947063..19b3d27 100644
--- a/i3/config
+++ b/i3/config
@@ -91,6 +91,9 @@ bindsym $mod+Ctrl+less move workspace to output left
 # enter fullscreen mode for the focused container
 bindsym $mod+f fullscreen toggle
 
+# enter lockscreen
+bindsym $mod+Shift+s exec i3lock -c 000000
+
 # change container layout (stacked, tabbed, toggle split)
 #bindsym $mod+s layout stacking
 bindsym $mod+w layout tabbed
diff --git a/i3/keybindings.md b/i3/keybindings.md
index 1b01a54..59b1089 100644
--- a/i3/keybindings.md
+++ b/i3/keybindings.md
@@ -17,7 +17,7 @@
 `mod + shift + r`                 reload config
 `mod + r`                         toggle resize mode
 ``mod + Strg + <`                  move Workspace to on the left/right
-
+mod + Shift + s                 Enable Lockscreen
 ## Resize-Mode
 `hl/links/rechts`                   breite +-
 `jk/oben/unten`                     höhe +-