diff --git a/share/completions/read.fish b/share/completions/read.fish
index 82ef1bbf6..f8d2e0513 100644
--- a/share/completions/read.fish
+++ b/share/completions/read.fish
@@ -7,7 +7,8 @@ complete -c read -s U -l universal -d "Make variable scope universal, i.e. share
 complete -c read -s u -l unexport -d "Do not export variable to subprocess"
 complete -c read -s m -l mode-name -d "Name to load/save history under" -r -a "read fish"
 complete -c read -s c -l command -d "Initial contents of read buffwhen reading interactively"
-complete -c read -s s -l shell -d "Use syntax highlighting, tab completions and command termination suitable for entering shellscript code"
+complete -c read -s S -l shell -d "Use syntax highlighting, tab completions and command termination suitable for entering shellscript code"
+complete -c read -s s -l silent -d "Secure mode: mask characters at the command line (suitable for passwords)"
 complete -c read -s n -l nchars -d "Read the specified number of characters"
 complete -c read -s a -l array -d "Store the results as an array"
 complete -c read -s R -l right-prompt -d "Set right-hand prompt command" -x