diff --git a/.config/kak/autoload/sh.kak b/.config/kak/autoload/sh.kak
index baaff32a..b4740fdb 100644
--- a/.config/kak/autoload/sh.kak
+++ b/.config/kak/autoload/sh.kak
@@ -16,7 +16,12 @@ define-command -docstring %{
         fi
 	}
 }
-define-command -params 1.. shell-async-command %{
+define-command -docstring %{
+    shell-async-command [switches] <args>: Run the given shell command
+    asynchronously. Display its output in an info modal.
+    Switches:
+        -d  echo stdout to *debug* buffer as well
+} -params 1.. shell-async-command %{
     nop %sh{
         {
             if [ "$1" = "-d" ]; then
@@ -25,7 +30,7 @@ define-command -params 1.. shell-async-command %{
             fi
             stdout="$(eval "$@")"
             cmd="$(printf 'info -title sh "%s"\n' "$stdout")"
-            if [ "$debug" = "true "]; then
+            if [ "$debug" = "true" ]; then
                 dcmd="$(printf 'echo -debug "%s"\n' "$stdout")"
                 cmd="$(printf '%s\n%s' "$cmd" "$dcmd")"
             fi