diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index b166343f3..60f38901a 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -70,6 +70,7 @@ Completions
   - ``firefox-developer-edition``
   - ``kind`` (:issue:`9110`)
   - ``zig`` (:issue:`9083`)
+  - ``sad``
 
 Improved terminal support
 ^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/share/completions/sad.fish b/share/completions/sad.fish
new file mode 100644
index 000000000..d62203923
--- /dev/null
+++ b/share/completions/sad.fish
@@ -0,0 +1,10 @@
+complete sad -s 0 -l read0 -d 'Use \0 as stdin delimiter'
+complete sad -s e -l exact -d 'String literal mode'
+complete sad -x -s f -l flags -d "Regex flags: use `--help` instead of `-h` to see details"
+complete sad -x -l fzf -a never -d "Additional Fzf options, disable = never"
+complete sad -s h -d 'Print short help information'
+complete sad -l help -d 'Print detailed help information'
+complete sad -s k -l commit -d 'No preview, write changes to file'
+complete sad -x -s p -l pager -a never -d 'Colourizing program, disable = never, default = $GIT_PAGER'
+complete sad -x -s u -l unified -a "0 1 2 3 4 5" -d 'Same as in GNU diff --unified={size}, affects aggregate size'
+complete sad -x -s V -l version -d 'Print version information'