diff --git a/src/token.c b/src/token.c
index 40dc0565..fbb9e305 100644
--- a/src/token.c
+++ b/src/token.c
@@ -3771,6 +3771,7 @@ const char *translate(int inst, const char* s)
    my_free(_ALLOC_ID_, &result);
    my_free(_ALLOC_ID_, &translated_tok);
    regfree(get_sp_cur);
+   get_sp_cur = NULL;
    return empty;
  }
  if(inst >= xctx->instances) {