diff --git a/des/rtl/des.vhd b/des/rtl/vhdl/des.vhd
similarity index 100%
rename from des/rtl/des.vhd
rename to des/rtl/vhdl/des.vhd
diff --git a/des/rtl/des_pkg.vhd b/des/rtl/vhdl/des_pkg.vhd
similarity index 100%
rename from des/rtl/des_pkg.vhd
rename to des/rtl/vhdl/des_pkg.vhd