diff --git a/lapi.c b/lapi.c
index 3585ac43..5ee65792 100644
--- a/lapi.c
+++ b/lapi.c
@@ -1143,7 +1143,7 @@ LUA_API int lua_gc (lua_State *L, int what, ...) {
   va_start(argp, what);
   switch (what) {
     case LUA_GCSTOP: {
-      g->gcstp = GCSTPUSR;  /* stopeed by the user */
+      g->gcstp = GCSTPUSR;  /* stopped by the user */
       break;
     }
     case LUA_GCRESTART: {
diff --git a/llimits.h b/llimits.h
index 6c56ba5a..52a32f92 100644
--- a/llimits.h
+++ b/llimits.h
@@ -361,7 +361,7 @@ typedef l_uint32 Instruction;
 #define condchangemem(L,pre,pos)	((void)0)
 #else
 #define condchangemem(L,pre,pos)  \
-	{ if (G(L)->gcrunning) { pre; luaC_fullgc(L, 0); pos; } }
+	{ if (gcrunning(G(L))) { pre; luaC_fullgc(L, 0); pos; } }
 #endif
 
 #endif