diff --git a/applications/apertif/designs/apertif_unb1_fn_beamformer/revisions/apertif_unb1_fn_beamformer_base/apertif_unb1_fn_beamformer_base.vhd b/applications/apertif/designs/apertif_unb1_fn_beamformer/revisions/apertif_unb1_fn_beamformer_base/apertif_unb1_fn_beamformer_base.vhd
index 9a79875dc2ea47fb5732df3e35e11b65ce1b3d44..d0ba9a7c34530144963599def5e6c6cca2ebd040 100644
--- a/applications/apertif/designs/apertif_unb1_fn_beamformer/revisions/apertif_unb1_fn_beamformer_base/apertif_unb1_fn_beamformer_base.vhd
+++ b/applications/apertif/designs/apertif_unb1_fn_beamformer/revisions/apertif_unb1_fn_beamformer_base/apertif_unb1_fn_beamformer_base.vhd
@@ -87,9 +87,9 @@ ENTITY apertif_unb1_fn_beamformer_base IS
     SI_FN_3_CNTRL          : INOUT STD_LOGIC_VECTOR(c_unb1_board_ci.tr.cntrl_w-1 DOWNTO 0);
     SI_FN_RSTN             : OUT   STD_LOGIC := '1'; -- ResetN is pulled up in the Vitesse chip, but pulled down again by external 1k resistor.
                                                     -- So we need to assign a '1' to it.
-    MB_I_IN                : IN    t_tech_ddr_phy_in_arr(g_use_MB_I-1 DOWNTO 0);     
-    MB_I_IO                : INOUT t_tech_ddr_phy_io_arr(g_use_MB_I-1 DOWNTO 0); 
-    MB_I_OU                : OUT   t_tech_ddr_phy_ou_arr(g_use_MB_I-1 DOWNTO 0) 
+    MB_I_IN                : IN    t_tech_ddr3_phy_in_arr(g_use_MB_I-1 DOWNTO 0);     
+    MB_I_IO                : INOUT t_tech_ddr3_phy_io_arr(g_use_MB_I-1 DOWNTO 0); 
+    MB_I_OU                : OUT   t_tech_ddr3_phy_ou_arr(g_use_MB_I-1 DOWNTO 0) 
   );
 END apertif_unb1_fn_beamformer_base;
 
@@ -158,4 +158,4 @@ BEGIN
     MB_I_IO       => MB_I_IO, 
     MB_I_OU       => MB_I_OU     
   );
-END str;
\ No newline at end of file
+END str;