diff --git a/hw/ip/otp_ctrl/dv/env/otp_ctrl_env_pkg.sv b/hw/ip/otp_ctrl/dv/env/otp_ctrl_env_pkg.sv
index ab62320..705a76c 100644
--- a/hw/ip/otp_ctrl/dv/env/otp_ctrl_env_pkg.sv
+++ b/hw/ip/otp_ctrl/dv/env/otp_ctrl_env_pkg.sv
@@ -159,7 +159,7 @@
     OtpMacroAlert
   } otp_alert_e;
 
-  typedef virtual mem_bkdr_if #(.MEM_ECC(1)) mem_bkdr_vif;
+  typedef virtual mem_bkdr_if #(.MEM_ECC(prim_secded_pkg::SecdedHamming_22_16)) mem_bkdr_vif;
   typedef virtual otp_ctrl_if otp_ctrl_vif;
 
   parameter otp_err_code_e OTP_TERMINAL_ERRS[3] = {OtpMacroEccUncorrError,
diff --git a/hw/ip/otp_ctrl/dv/tb.sv b/hw/ip/otp_ctrl/dv/tb.sv
index dbbe571..322be04 100644
--- a/hw/ip/otp_ctrl/dv/tb.sv
+++ b/hw/ip/otp_ctrl/dv/tb.sv
@@ -149,7 +149,8 @@
   assign interrupts[OtpOperationDone] = intr_otp_operation_done;
   assign interrupts[OtpErr]           = intr_otp_error;
 
-  bind `OTP_CTRL_MEM_HIER mem_bkdr_if #(.MEM_ECC(1)) mem_bkdr_if();
+  bind `OTP_CTRL_MEM_HIER mem_bkdr_if #(.MEM_ECC(prim_secded_pkg::SecdedHamming_22_16))
+      mem_bkdr_if();
 
   initial begin
     // These SVA checks the lc_escalate_en is either Off or On, we will use more than these
diff --git a/hw/top_earlgrey/dv/env/chip_env_pkg.sv b/hw/top_earlgrey/dv/env/chip_env_pkg.sv
index 3b99f0d..033a3b1 100644
--- a/hw/top_earlgrey/dv/env/chip_env_pkg.sv
+++ b/hw/top_earlgrey/dv/env/chip_env_pkg.sv
@@ -48,7 +48,7 @@
   // backdoors
   typedef virtual mem_bkdr_if mem_bkdr_vif;
   typedef virtual mem_bkdr_if #(.MEM_PARITY(1)) parity_mem_bkdr_vif;
-  typedef virtual mem_bkdr_if #(.MEM_ECC(1)) ecc_mem_bkdr_vif;
+  typedef virtual mem_bkdr_if #(.MEM_ECC(prim_secded_pkg::SecdedHamming_22_16)) ecc_mem_bkdr_vif;
 
   // Types of memories in the chip.
   typedef enum {
diff --git a/hw/top_earlgrey/dv/tb/tb.sv b/hw/top_earlgrey/dv/tb/tb.sv
index 2d750b2..c4ced54 100644
--- a/hw/top_earlgrey/dv/tb/tb.sv
+++ b/hw/top_earlgrey/dv/tb/tb.sv
@@ -84,7 +84,7 @@
   bind `FLASH1_MEM_HIER mem_bkdr_if flash1_mem_bkdr_if();
   bind `FLASH0_INFO_HIER mem_bkdr_if flash0_info_bkdr_if();
   bind `FLASH1_INFO_HIER mem_bkdr_if flash1_info_bkdr_if();
-  bind `OTP_MEM_HIER mem_bkdr_if #(.MEM_ECC(1)) otp_bkdr_if();
+  bind `OTP_MEM_HIER mem_bkdr_if #(.MEM_ECC(prim_secded_pkg::SecdedHamming_22_16)) otp_bkdr_if();
 
   // TODO: the external clk is currently not connected.
   // We will need to feed this in via a muxed pin, once that function implemented.