diff --git a/samples/azure-quantum/chemistry/Hamiltonian/Approximate Energy using Jordan-Wigner transformation generalised.ipynb b/samples/azure-quantum/chemistry/Hamiltonian/Approximate Energy using Jordan-Wigner transformation generalised.ipynb
index 0ba259c613f..234bc96c2ea 100644
--- a/samples/azure-quantum/chemistry/Hamiltonian/Approximate Energy using Jordan-Wigner transformation generalised.ipynb	
+++ b/samples/azure-quantum/chemistry/Hamiltonian/Approximate Energy using Jordan-Wigner transformation generalised.ipynb	
@@ -723,8 +723,6 @@
     }
    ],
    "source": [
-    "import math\n",
-    "import time\n",
     "jobs = []\n",
     "batch_size = 5\n",
     "current_batch_jobs = []\n",
@@ -740,7 +738,7 @@
     "            if all_done:\n",
     "                break\n",
     "        # clear current batch jobs for next batch            \n",
-    "        current_batch_jobs = []        "
+    "        current_batch_jobs = []     "
    ]
   },
   {