diff --git a/applications/apertif/designs/apertif_unb1_fn_bf_emu/src/vhdl/apertif_unb1_fn_bf_emu.vhd b/applications/apertif/designs/apertif_unb1_fn_bf_emu/src/vhdl/apertif_unb1_fn_bf_emu.vhd
index 365df09f99172628acdb2fddd3a6fb5addff51c2..4fea356541e6d59be469f19f931624e47747781b 100644
--- a/applications/apertif/designs/apertif_unb1_fn_bf_emu/src/vhdl/apertif_unb1_fn_bf_emu.vhd
+++ b/applications/apertif/designs/apertif_unb1_fn_bf_emu/src/vhdl/apertif_unb1_fn_bf_emu.vhd
@@ -313,6 +313,8 @@ BEGIN
     dp_rst           => dp_rst,
     dp_clk           => dp_clk,
 
+    en_sync          => dp_pps,
+
     reg_bg_ctrl_mosi => reg_diag_bg_mosi,
     reg_bg_ctrl_miso => reg_diag_bg_miso,