Update config.h

1 files changed, 1 insertions, 1 deletions

diff --git a/src/config.h b/src/config.h
index 8fbd460..f09af91 100644
--- a/src/config.h
+++ b/src/config.h
@@ -25,7 +25,7 @@ struct config {
     //location of table in lua registery
     int* c_table_idx;
     //length used for c_string or c_function
-    uint64_t* len;
+    size_t* len;
   } value;
 };