diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,17 +2,23 @@
 
 `lua` uses [PVP Versioning][1].
 
+## lua 2.0.1
+
+Released 2021-11-03.
+
+- Added bindings to `lua_rotate` and `lua_version`.
+
 ## lua 2.0.0.1
 
 Released 2021-10-30.
 
-- Only install includes when using the Lua code shipped with the
-  package. Cabal no longer tries to install the header files if a
-  system-wide installation is used.
+- Only install includes when using the Lua code shipped with the package
+  (Ellie Hermaszewska). Cabal no longer tries to install the header
+  files if a system-wide installation is used.
 
 ## lua 2.0.0
 
-Release pending.
+Release 2021-10-21.
 
 - Module hierarchy moved from `Foreign.Lua.Raw` to `Lua`.
 
diff --git a/lua.cabal b/lua.cabal
--- a/lua.cabal
+++ b/lua.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                lua
-version:             2.0.0.1
+version:             2.0.1
 synopsis:            Lua, an embeddable scripting language
 description:         This package provides bindings and types to bridge
                      Haskell and <https://www.lua.org/ Lua>.
diff --git a/src/Lua.hs b/src/Lua.hs
--- a/src/Lua.hs
+++ b/src/Lua.hs
@@ -93,6 +93,7 @@
   , -- ** State manipulation
     lua_close
   , lua_newthread
+  , lua_version
     -- ** Basic stack manipulation
   , lua_absindex
   , lua_gettop
@@ -103,6 +104,7 @@
   , lua_remove
   , lua_insert
   , lua_replace
+  , lua_rotate
   , lua_checkstack
     -- ** Access functions (stack → Haskell)
   , lua_isnil
diff --git a/src/Lua/Primary.hs b/src/Lua/Primary.hs
--- a/src/Lua/Primary.hs
+++ b/src/Lua/Primary.hs
@@ -77,6 +77,7 @@
   , lua_rawseti
   , lua_remove
   , lua_replace
+  , lua_rotate
   , lua_setglobal
   , lua_setmetatable
   , lua_settable
@@ -93,6 +94,7 @@
   , lua_touserdata
   , lua_type
   , lua_typename
+  , lua_version
   , module Lua.Ersatz.Functions
   , module Lua.Ersatz.Auxiliary
   )
@@ -698,6 +700,21 @@
 foreign import capi unsafe "lua.h lua_replace"
   lua_replace :: Lua.State -> StackIndex -> IO ()
 
+-- | Rotates the stack elements between the valid index @idx@ and the
+-- top of the stack. The elements are rotated @n@ positions in the
+-- direction of the top, for a positive @n@, or @-n@ positions in the
+-- direction of the bottom, for a negative @n@. The absolute value of
+-- @n@ must not be greater than the size of the slice being rotated.
+-- This function cannot be called with a pseudo-index, because a
+-- pseudo-index is not an actual stack position.
+--
+-- <https://www.lua.org/manual/5.3/manual.html#lua_rotate>
+foreign import capi unsafe "lua.h lua_rotate"
+  lua_rotate :: Lua.State
+             -> StackIndex  -- ^ idx
+             -> CInt        -- ^ n
+             -> IO ()
+
 -- | Pops a value from the stack and sets it as the new value of global
 -- @name@.
 --
@@ -894,3 +911,12 @@
 -- <https://www.lua.org/manual/5.3/manual.html#lua_typename>
 foreign import ccall unsafe "lua.h lua_typename"
   lua_typename :: Lua.State -> TypeCode {- ^ tp -} -> IO CString
+
+-- | Returns the address of the version number (a C static variable)
+-- stored in the Lua core. When called with a valid 'Lua.State', returns
+-- the address of the version used to create that state. When called
+-- with @NULL@, returns the address of the version running the call.
+--
+-- <https://www.lua.org/manual/5.3/manual.html#lua_version>
+foreign import ccall unsafe "lua.h lua_version"
+  lua_version :: Lua.State -> IO (Ptr Lua.Number)