diff --git a/docs/hilbish.txt b/docs/hilbish.txt
index 37cc288..1a0ab65 100644
--- a/docs/hilbish.txt
+++ b/docs/hilbish.txt
@@ -35,3 +35,5 @@ run(cmd) > Runs `cmd` in Hilbish's sh interpreter.
 
 timeout(cb, time) > Runs the `cb` function after `time` in milliseconds
 
+which(binName) > Searches for an executable called `binName` in the directories of $PATH
+
diff --git a/emmyLuaDocs/hilbish.lua b/emmyLuaDocs/hilbish.lua
index e168271..0b2a3ae 100644
--- a/emmyLuaDocs/hilbish.lua
+++ b/emmyLuaDocs/hilbish.lua
@@ -65,4 +65,7 @@ function hilbish.run(cmd) end
 --- @param time number
 function hilbish.timeout(cb, time) end
 
+--- Searches for an executable called `binName` in the directories of $PATH
+function hilbish.which() end
+
 return hilbish