diff --git a/binding_tests/interface_test.go b/binding_tests/interface_test.go
index 7f71d5f4..9de8b93b 100644
--- a/binding_tests/interface_test.go
+++ b/binding_tests/interface_test.go
@@ -73,6 +73,7 @@ func TestSignForcedExit(t *testing.T) {
         sdk.TokenId(18),
         sdk.Nonce(1),
         *big.NewInt(100000),
+        true,
         sdk.TimeStamp(1693472232),
     }
     tx := sdk.NewForcedExit(builder)
@@ -238,6 +239,7 @@ func TestSignWithdraw(t *testing.T) {
         sdk.Nonce(1),
         false,
         50,
+        true,
         sdk.TimeStamp(1693472232),
     }
     tx := sdk.NewWithdraw(builder)
diff --git a/bindings/sdk/src/ffi.udl b/bindings/sdk/src/ffi.udl
index d981a925..232cc475 100644
--- a/bindings/sdk/src/ffi.udl
+++ b/bindings/sdk/src/ffi.udl
@@ -95,6 +95,7 @@ dictionary WithdrawBuilder {
     Nonce nonce;
     boolean fast_withdraw;
     u16 withdraw_fee_ratio;
+    boolean withdraw_to_l1;
     TimeStamp timestamp;
 };
 
@@ -108,6 +109,7 @@ dictionary ForcedExitBuilder {
     TokenId l1_target_token;
     Nonce initiator_nonce;
     BigUint exit_amount;
+    boolean withdraw_to_l1;
     TimeStamp timestamp;
 };