diff --git a/libraries/dsp/filter/hdllib.cfg b/libraries/dsp/filter/hdllib.cfg
index c39a1071a10ee3d09413b7c03d01756c847d82a2..b4480ccf0e4bc8fbe41f480e9fd29118fecba2da 100644
--- a/libraries/dsp/filter/hdllib.cfg
+++ b/libraries/dsp/filter/hdllib.cfg
@@ -6,14 +6,14 @@ hdl_lib_uses_sim =
 hdl_lib_technology = 
 
 synth_files =
-    $UNB/Firmware/dsp/filter/src/vhdl/fil_pkg.vhd 
-    $UNB/Firmware/dsp/filter/src/vhdl/fil_ppf_ctrl.vhd 
-    $UNB/Firmware/dsp/filter/src/vhdl/fil_ppf_filter.vhd 
-    $UNB/Firmware/dsp/filter/src/vhdl/fil_ppf_single.vhd 
-    $UNB/Firmware/dsp/filter/src/vhdl/fil_ppf_wide.vhd 
+    src/vhdl/fil_pkg.vhd 
+    src/vhdl/fil_ppf_ctrl.vhd 
+    src/vhdl/fil_ppf_filter.vhd 
+    src/vhdl/fil_ppf_single.vhd 
+    src/vhdl/fil_ppf_wide.vhd 
   
 test_bench_files = 
-    $UNB/Firmware/dsp/filter/tb/vhdl/tb_fil_ppf_single.vhd 
-    $UNB/Firmware/dsp/filter/tb/vhdl/tb_fil_ppf_wide.vhd 
+    tb/vhdl/tb_fil_ppf_single.vhd 
+    tb/vhdl/tb_fil_ppf_wide.vhd 
 
 modelsim_copy_files = src/hex hex