diff --git a/plugins/out_s3/s3.c b/plugins/out_s3/s3.c
index c896b7e36bb..b8fe80f0dd2 100644
--- a/plugins/out_s3/s3.c
+++ b/plugins/out_s3/s3.c
@@ -380,7 +380,11 @@ static int init_seq_index(void *context) {
     }
 
     /* Create directory path if it doesn't exist */
+#ifdef FLB_SYSTEM_WINDOWS
+    ret = mkdir(ctx->metadata_dir);
+#else
     ret = mkdir(ctx->metadata_dir, 0700);
+#endif
     if (ret < 0 && errno != EEXIST) {
         flb_plg_error(ctx->ins, "Failed to create metadata directory");
         return -1;