diff --git a/backends/vulkan/runtime/graph/ops/impl/UnaryOp.cpp b/backends/vulkan/runtime/graph/ops/impl/UnaryOp.cpp
index d17f57774f7..0eac8b69756 100644
--- a/backends/vulkan/runtime/graph/ops/impl/UnaryOp.cpp
+++ b/backends/vulkan/runtime/graph/ops/impl/UnaryOp.cpp
@@ -227,6 +227,7 @@ REGISTER_OPERATORS {
   VK_REGISTER_OP(aten.log10.default, log10);
   VK_REGISTER_OP(aten.round.default, round);
   VK_REGISTER_OP(aten.bitwise_not.default, bitwise_not);
+  VK_REGISTER_OP(aten.logical_not.default, bitwise_not);
 }
 
 } // namespace vkcompute
diff --git a/backends/vulkan/test/test_vulkan_delegate.py b/backends/vulkan/test/test_vulkan_delegate.py
index 3e4b1c19433..a4e074b0629 100644
--- a/backends/vulkan/test/test_vulkan_delegate.py
+++ b/backends/vulkan/test/test_vulkan_delegate.py
@@ -732,6 +732,18 @@ def forward(self, x):
 
         self.lower_unary_module_and_test_output(TanhModule())
 
+    def test_vulkan_backend_logical_not(self):
+        class LogicalNotModule(torch.nn.Module):
+            def __init__(self):
+                super().__init__()
+
+            def forward(self, x):
+                # logical_not produces a boolean tensor, which cannot be
+                # compared with torch.allclose, so select through it instead.
+                return torch.where(torch.logical_not(x > 0), x, torch.zeros_like(x))
+
+        self.lower_unary_module_and_test_output(LogicalNotModule())
+
     def test_vulkan_backend_linear(self):
         class LinearModule(torch.nn.Module):
             def __init__(self):