diff --git a/libraries/dsp/st/src/vhdl/st_xsq_arr.vhd b/libraries/dsp/st/src/vhdl/st_xsq_arr.vhd
index 4e079606781b551f11e3014df912f9c8a66e621d..08b1ad4f848ff9ed8387aa0c0cc02be5940879fd 100644
--- a/libraries/dsp/st/src/vhdl/st_xsq_arr.vhd
+++ b/libraries/dsp/st/src/vhdl/st_xsq_arr.vhd
@@ -36,8 +36,8 @@ ENTITY st_xsq_arr IS
   GENERIC (
     g_technology        : NATURAL := c_tech_select_default;
     g_nof_streams       : NATURAL := 1;
-    g_nof_signal_inputs : NATURAL := 2;
     g_nof_crosslets     : NATURAL := 1;
+    g_nof_signal_inputs : NATURAL := 2;
     g_in_data_w         : NATURAL := 18;    -- width of the data to be accumulated
     g_stat_data_w       : NATURAL := 54;    -- statistics accumulator width
     g_stat_data_sz      : NATURAL := 2      -- statistics word width >= statistics accumulator width and fit in a power of 2 multiple 32b MM words
@@ -62,11 +62,8 @@ ARCHITECTURE str OF st_xsq_arr IS
 
   CONSTANT c_xsq : NATURAL := g_nof_signal_inputs * g_nof_signal_inputs;
   CONSTANT c_nof_statistics : NATURAL := g_nof_crosslets * c_xsq;
-  
-  CONSTANT c_nof_stat_w   : NATURAL := ceil_log2(c_nof_statistics);
   CONSTANT c_nof_word     : NATURAL := g_stat_data_sz*c_nof_statistics*c_nof_complex;
   CONSTANT c_nof_word_w   : NATURAL := ceil_log2(c_nof_word);
-  CONSTANT c_stat_word_w  : NATURAL := g_stat_data_sz*c_word_w;
   
   SIGNAL ram_st_xsq_mosi_arr : t_mem_mosi_arr(g_nof_streams-1 DOWNTO 0) := (OTHERS => c_mem_mosi_rst);
   SIGNAL ram_st_xsq_miso_arr : t_mem_miso_arr(g_nof_streams-1 DOWNTO 0) := (OTHERS => c_mem_miso_rst);