diff --git a/doc/extensions.html b/doc/extensions.html
index 099fd676..73edf11f 100644
--- a/doc/extensions.html
+++ b/doc/extensions.html
@@ -377,6 +377,7 @@ are allowed.
pairs() and ipairs() check for __pairs and
__ipairs.
coroutine.running() returns two results.
+string.find() returns nil for out-of-range position.
table.pack() and table.unpack()
(same as unpack()).
io.write() and file:write() return file handle
@@ -385,7 +386,6 @@ instead of true.
exit status.
debug.setmetatable() returns object.
debug.getuservalue() and debug.setuservalue().
-Remove math.mod(), string.gfind().
package.searchers.
module() returns the module table.