diff --git a/mu4e/mu4e.texi b/mu4e/mu4e.texi
index 32a5b353..f9679f34 100644
--- a/mu4e/mu4e.texi
+++ b/mu4e/mu4e.texi
@@ -1113,6 +1113,7 @@ RET          scroll down
 M-RET        open URL at point / attachment at point
 
 SPC          scroll down, if at end, move to next message
+S-SPC        scroll up
 
 searching
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