diff --git a/depositor/depositor.did b/depositor/depositor.did
new file mode 100644
index 0000000..633521a
--- /dev/null
+++ b/depositor/depositor.did
@@ -0,0 +1,5 @@
+type Account = record { owner : principal; subaccount : opt vec nat8 };
+type DepositArg = record { to : Account; memo : opt vec nat8; cycles : nat };
+type DepositResult = record { balance : nat; txid : nat };
+type InitArg = record { ledger_id : principal };
+service : (InitArg) -> { deposit : (DepositArg) -> (DepositResult) }
\ No newline at end of file
diff --git a/depositor/src/main.rs b/depositor/src/main.rs
index 366c008..bbda182 100644
--- a/depositor/src/main.rs
+++ b/depositor/src/main.rs
@@ -19,6 +19,7 @@ fn with_config<R>(f: impl FnOnce(&Config) -> R) -> R {
 fn main() {}
 
 #[init]
+#[candid_method(init)]
 fn init(arg: InitArg) {
     CONFIG.with(|cell| {
         *cell.borrow_mut() = Config {
diff --git a/dfx.json b/dfx.json
index 99196e9..2d19935 100644
--- a/dfx.json
+++ b/dfx.json
@@ -6,6 +6,13 @@
       "package": "cycles-ledger",
       "optimize": "cycles",
       "gzip": true
+    },
+    "cycles-depositor": {
+      "type": "rust",
+      "candid": "./depositor/depositor.did",
+      "package": "depositor",
+      "optimize": "cycles",
+      "gzip": true
     }
   } 
 }