diff --git a/openfpga/src/fpga_bitstream/write_xml_fabric_bitstream.cpp b/openfpga/src/fpga_bitstream/write_xml_fabric_bitstream.cpp
index ab2e2f1cf..347f0bc68 100644
--- a/openfpga/src/fpga_bitstream/write_xml_fabric_bitstream.cpp
+++ b/openfpga/src/fpga_bitstream/write_xml_fabric_bitstream.cpp
@@ -95,6 +95,7 @@ int write_fabric_config_bit_to_xml_file(std::fstream& fp,
     fp << "/>\n";
     hierarchy_counter++;
   }
+  write_tab_to_file(fp, 1);
   fp << "</hierarchy>\n";
 
   switch (config_type) {