3 files changed, 8 insertions, 1 deletions
diff --git a/src/lua.c b/src/lua.c
index f0240b3..45ceeb9 100644
--- a/src/lua.c
+++ b/src/lua.c
@@ -287,6 +287,12 @@ void luaI_deepcopy(lua_State* src, lua_State* dest, enum deep_copy_flags flags){
     lua_setmetatable(dest, tidx);
 
     lua_settop(dest, tidx);
+
+    if(flags & STRIP_GC){
+      int sidx = lua_gettop(src);
+      lua_getmetatable(src, sidx);
+      luaI_tsetnil(src, sidx, "__gc");
+    }
   }
   lua_settop(src, old_top);
 }
diff --git a/src/lua.h b/src/lua.h
index 8fc934c..1ae8820 100644
--- a/src/lua.h
+++ b/src/lua.h
@@ -14,6 +14,7 @@ enum deep_copy_flags {
   IS_META = (1 << 2),
   SKIP__G = (1 << 3),
   SKIP_LOCALS = (1 << 4),
+  STRIP_GC = (1 << 5),
 };
 #endif 
 
diff --git a/src/thread.c b/src/thread.c
index 9b9ddb2..50b55cf 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -532,7 +532,7 @@ int l_buffer(lua_State* L){
   buffer->lock = malloc(sizeof * buffer->lock);
   if(pthread_mutex_init(&*buffer->lock, NULL) != 0) p_fatal("pthread_mutex_init failed");
   lua_pushvalue(L, 1);
-  luaI_deepcopy(L, buffer->L, SKIP_LOCALS);
+  luaI_deepcopy(L, buffer->L, SKIP_LOCALS | STRIP_GC);
 
   lua_newtable(L);
   int meta_idx = lua_gettop(L);