1 files changed, 2 insertions, 1 deletions

diff --git a/lgc.h b/lgc.h
index 6a03f787..9aff11f5 100644
--- a/lgc.h
+++ b/lgc.h
@@ -193,7 +193,8 @@
 #define LUAI_GCSTEPSIZE 250
 
 
-#define setgcparam(g,p,v)       if ((v) >= 0) {g->p = luaO_codeparam(v);}
+#define setgcparam(g,p,v)  (g->gcparams[LUA_GCP##p] = luaO_codeparam(v))
+#define applygcparam(g,p,x)  luaO_applyparam(g->gcparams[LUA_GCP##p], x)
 
 /*
 ** Control when GC is running: