diff --git a/lib/src/commands.rs b/lib/src/commands.rs
index 9f1934e..9f00664 100644
--- a/lib/src/commands.rs
+++ b/lib/src/commands.rs
@@ -696,10 +696,13 @@ impl Command for TImportCommand {
     }
 
     fn exec(&self, args: &[&str], lightclient: &LightClient) -> String {
-      
-        let key = args[0];
+        if args.len() < 1 || args.len() > 2 {
+            return format!("Insufficient arguments\n\n{}", self.help());
+        }
 
-        let r = match lightclient.do_import_tk(key.to_string()){
+        let key = args[0];
+      
+        let r = match lightclient.do_import_tk(key.to_string(), 0) {
             Ok(r) => r.pretty(2),
             Err(e) => return format!("Error: {}", e),
         };
diff --git a/lib/src/lightclient.rs b/lib/src/lightclient.rs
index 1e4d668..fcc980d 100644
--- a/lib/src/lightclient.rs
+++ b/lib/src/lightclient.rs
@@ -1011,7 +1011,7 @@ impl LightClient {
     }
 
     /// Import a new private key
-    pub fn do_import_tk(&self, sk: String) -> Result<JsonValue, String> {
+    pub fn do_import_tk(&self, sk: String,  birthday: u64) -> Result<JsonValue, String> {
         if !self.wallet.read().unwrap().is_unlocked_for_spending() {
             error!("Wallet is locked");
             return Err("Wallet is locked".to_string());
@@ -1020,7 +1020,7 @@ impl LightClient {
         let new_address = {
             let  wallet = self.wallet.write().unwrap();
 
-            let addr = wallet.import_taddr(sk);
+            let addr = wallet.import_taddr(sk, birthday);
             if addr.starts_with("Error") {
                 let e = format!("Error creating new address{}", addr);
                     error!("{}", e);
diff --git a/lib/src/lightwallet.rs b/lib/src/lightwallet.rs
index e8f24b9..c92373e 100644
--- a/lib/src/lightwallet.rs
+++ b/lib/src/lightwallet.rs
@@ -628,7 +628,7 @@ impl LightWallet {
         address
     }
 
-    pub fn import_taddr(&self, sk: String) -> String {
+    pub fn import_taddr(&self, sk: String,  birthday: u64) -> String {
         if !self.unlocked {
             return "Error: Can't add key while wallet is locked".to_string();
         }