diff --git a/src/lib_ffi.c b/src/lib_ffi.c
index 2295cf15..7b5e90a7 100644
--- a/src/lib_ffi.c
+++ b/src/lib_ffi.c
@@ -355,6 +355,8 @@ LJLIB_PUSH("ffi") LJLIB_SET(__metatable)
 
 /* -- C library metamethods ----------------------------------------------- */
 
+#ifndef LUAJIT_DISABLE_CLIB
+
 #define LJLIB_MODULE_ffi_clib
 
 /* Index C library by a name. */
@@ -425,6 +427,8 @@ LJLIB_CF(ffi_clib___gc)
 
 #include "lj_libdef.h"
 
+#endif
+
 /* -- Callback function metamethods --------------------------------------- */
 
 #define LJLIB_MODULE_ffi_callback
@@ -808,9 +812,13 @@ LJLIB_PUSH(top-5) LJLIB_SET(!)  /* Store clib metatable in func environment. */
 
 LJLIB_CF(ffi_load)
 {
+#ifndef LUAJIT_DISABLE_CLIB
   GCstr *name = lj_lib_checkstr(L, 1);
   int global = (L->base+1 < L->top && tvistruecond(L->base+1));
   lj_clib_load(L, tabref(curr_func(L)->c.env), name, global);
+#else
+  lj_err_callermsg(L, "dlopen failed");
+#endif
   return 1;
 }
 
@@ -854,12 +862,16 @@ LUALIB_API int luaopen_ffi(lua_State *L)
   LJ_LIB_REG(L, NULL, ffi_meta);
   /* NOBARRIER: basemt is a GC root. */
   setgcref(basemt_it(G(L), LJ_TCDATA), obj2gco(tabV(L->top-1)));
+#ifndef LUAJIT_DISABLE_CLIB
   LJ_LIB_REG(L, NULL, ffi_clib);
+#endif
   LJ_LIB_REG(L, NULL, ffi_callback);
   /* NOBARRIER: the key is new and lj_tab_newkey() handles the barrier. */
   settabV(L, lj_tab_setstr(L, cts->miscmap, &cts->g->strempty), tabV(L->top-1));
   L->top--;
+#ifndef LUAJIT_DISABLE_CLIB
   lj_clib_default(L, tabV(L->top-1));  /* Create ffi.C default namespace. */
+#endif
   lua_pushliteral(L, LJ_OS_NAME);
   lua_pushliteral(L, LJ_ARCH_NAME);
   LJ_LIB_REG(L, NULL, ffi);  /* Note: no global "ffi" created! */
diff --git a/src/lj_clib.c b/src/lj_clib.c
index f0ef6edd..b02ef9c1 100644
--- a/src/lj_clib.c
+++ b/src/lj_clib.c
@@ -5,7 +5,7 @@
 
 #include "lj_obj.h"
 
-#if LJ_HASFFI
+#if LJ_HASFFI && !defined(LUAJIT_DISABLE_CLIB)
 
 #include "lj_gc.h"
 #include "lj_err.h"