diff --git a/INSTALL.in b/INSTALL.in
index ab8976afd9..c7698e512d 100644
--- a/INSTALL.in
+++ b/INSTALL.in
@@ -291,7 +291,7 @@ help in that regard:
      "gegl:matting-levin" GEGL operation for alternative matting engine
      Python @PYTHON3_REQUIRED_VERSION@ and PyGObject for Python 3 plug-ins
      GJS for Javascript plug-ins
-     LuaJIT and LGI for Lua plug-ins
+     Lua 5.1 (or LuaJIT) and LGI for Lua plug-ins
      dot for "Show Image Graph" (unstable branches)
      xdg-desktop-portal implemented for your desktop for various D-Bus API (screenshot, color-picking…)
 
diff --git a/extensions/goat-exercises/goat-exercise-lua.lua b/extensions/goat-exercises/goat-exercise-lua.lua
index 3c1b229d95..da96d1f025 100755
--- a/extensions/goat-exercises/goat-exercise-lua.lua
+++ b/extensions/goat-exercises/goat-exercise-lua.lua
@@ -1,4 +1,4 @@
-#!/usr/bin/env luajit
+#!/usr/bin/env lua
 
 -- GIMP - The GNU Image Manipulation Program
 -- Copyright (C) 1995 Spencer Kimball and Peter Mattis
diff --git a/meson.build b/meson.build
index 8ea17e7d4c..59eab1b5b0 100644
--- a/meson.build
+++ b/meson.build
@@ -1117,12 +1117,12 @@ endif
 ## Lua
 
 have_lua = false
-# At time of writing, lua-lgi works with Lua 5.1, 5.2, 5.3, 5.4 and LuaJIT2. On
-# most platforms, we use luajit.
+# At time of writing, lua-lgi works with Lua 5.1, 5.2, 5.3 and LuaJIT2, but we
+# support only Lua 5.1 API. See: https://gitlab.gnome.org/GNOME/gimp/-/issues/11876
 if get_option('lua').allowed()
   have_lua_lgi = false
 
-  foreach lua_bin : [ 'luajit', 'lua5.1', 'lua5.2', 'lua5.3', 'lua5.4', 'lua' ]
+  foreach lua_bin : [ 'luajit', 'lua5.1', 'lua' ]
     lua = find_program(lua_bin, required: false)
 
     if lua.found() and meson.can_run_host_binaries()