diff --git a/notebooks/quantized_recurrent.ipynb b/notebooks/quantized_recurrent.ipynb
index f032c442c..766e82745 100644
--- a/notebooks/quantized_recurrent.ipynb
+++ b/notebooks/quantized_recurrent.ipynb
@@ -636,6 +636,7 @@
     "from torch.nn import RNN\n",
     "from brevitas.nn import QuantRNN\n",
     "from brevitas import config\n",
+    "ATOL = 1e-6\n",
     "\n",
     "config.IGNORE_MISSING_KEYS = True\n",
     "torch.manual_seed(123456)\n",
@@ -648,12 +649,10 @@
     "\n",
     "# Generate random input\n",
     "inp = torch.randn(5, 2, 10)\n",
-    "\n",
     "# Check outputs are the same\n",
-    "assert torch.isclose(quant_rnn(inp)[0], float_rnn(inp)[0]).all().item()\n",
-    "\n",
+    "assert torch.allclose(quant_rnn(inp)[0], float_rnn(inp)[0], atol=ATOL)\n",
     "# Check hidden states are the same\n",
-    "assert torch.isclose(quant_rnn(inp)[1], float_rnn(inp)[1]).all().item()"
+    "assert torch.allclose(quant_rnn(inp)[1], float_rnn(inp)[1], atol=ATOL)"
    ]
   },
   {