diff --git a/tf2jax/_src/ops.py b/tf2jax/_src/ops.py
index 7d088c5..4ad40ce 100644
--- a/tf2jax/_src/ops.py
+++ b/tf2jax/_src/ops.py
@@ -1807,7 +1807,7 @@ def _func(
       sizes: jnp.ndarray,
   ) -> jnp.ndarray:
     """`begins` and `sizes` must be concrete arrays."""
-    slices = [slice(b, b + s) for b, s in safe_zip(begins, sizes)]
+    slices = [slice(b, b + s if slice != -1 else None) for b, s in safe_zip(begins, sizes)]
     return x[tuple(slices)]
 
   return _func
diff --git a/tf2jax/_src/ops_test.py b/tf2jax/_src/ops_test.py
index ee7fa32..9a9e276 100644
--- a/tf2jax/_src/ops_test.py
+++ b/tf2jax/_src/ops_test.py
@@ -1721,7 +1721,7 @@ def size_static():
 
   @chex.variants(with_jit=True, without_jit=True)
   def test_slice(self):
-    inputs, begins, sizes = [np.array([[1, 2], [3, 4], [5, 6]]), [1, 1], [2, 1]]
+    inputs, begins, sizes = [np.array([[1, 2], [3, 4], [5, 6]]), [1, 1], [2, -1]]
 
     def slice_fn(xs):
       return tf.raw_ops.Slice(input=xs, begin=begins, size=sizes)