diff --git a/lib/commands.py b/lib/commands.py
index 9106b1ca4..8435cf9ec 100644
--- a/lib/commands.py
+++ b/lib/commands.py
@@ -201,7 +201,7 @@ class Commands:
         keypairs = {}
         inputs = jsontx.get('inputs')
         outputs = jsontx.get('outputs')
-        locktime = jsontx.get('locktime', 0)
+        locktime = jsontx.get('lockTime', 0)
         for txin in inputs:
             if txin.get('output'):
                 prevout_hash, prevout_n = txin['output'].split(':')