diff --git a/applications/apertif/designs/apertif_unb1_fn_beamformer/src/vhdl/mmm_apertif_unb1_fn_beamformer.vhd b/applications/apertif/designs/apertif_unb1_fn_beamformer/src/vhdl/mmm_apertif_unb1_fn_beamformer.vhd
index bdd60f496501bdc61f3ed55868457e9fb275dca7..6e706222232320ed9abd77f9cbc60107df8c12e7 100644
--- a/applications/apertif/designs/apertif_unb1_fn_beamformer/src/vhdl/mmm_apertif_unb1_fn_beamformer.vhd
+++ b/applications/apertif/designs/apertif_unb1_fn_beamformer/src/vhdl/mmm_apertif_unb1_fn_beamformer.vhd
@@ -173,7 +173,7 @@ ARCHITECTURE str OF mmm_apertif_unb1_fn_beamformer IS
   CONSTANT c_dp_ram_mm_nof_words                 : NATURAL := c_network_total_header_32b_nof_words * (c_tech_tse_data_w/c_word_w);                            
   CONSTANT c_dp_ram_mm_adr_w                     : NATURAL := ceil_log2(g_bf.nof_bf_units * pow2(ceil_log2(c_dp_ram_mm_nof_words)));
 
-  CONSTANT c_ram_ss_ss_transp_addr_w             : NATURAL := ceil_log2(g_reorder_seq.rd_chunksize*g_bf.nof_weights);     
+  CONSTANT c_ram_ss_ss_transp_addr_w             : NATURAL := ceil_log2(g_reorder_seq.rd_chunksize*g_bf.nof_weights*2);     
   CONSTANT c_mm_reg_io_ddr_addr_w                : NATURAL := ceil_log2(16);
   
   CONSTANT c_dp_reg_mm_nof_words                 : NATURAL := 1;