diff --git a/pymc_extras/prior.py b/pymc_extras/prior.py
index 12eb36a0d..8d390aaea 100644
--- a/pymc_extras/prior.py
+++ b/pymc_extras/prior.py
@@ -278,7 +278,7 @@ def create_variable(self, name: str) -> pt.TensorVariable:
 def sample_prior(
     factory: VariableFactory,
     coords=None,
-    name: str = "var",
+    name: str = "variable",
     wrap: bool = False,
     **sample_prior_predictive_kwargs,
 ) -> xr.Dataset:
@@ -292,7 +292,7 @@ def sample_prior(
         The coordinates for the variable, by default None.
         Only required if the dims are specified.
     name : str, optional
-        The name of the variable, by default "var".
+        The name of the variable, by default "variable".
     wrap : bool, optional
         Whether to wrap the variable in a `pm.Deterministic` node, by default False.
     sample_prior_predictive_kwargs : dict
@@ -900,7 +900,7 @@ def __eq__(self, other) -> bool:
     def sample_prior(
         self,
         coords=None,
-        name: str = "var",
+        name: str = "variable",
         **sample_prior_predictive_kwargs,
     ) -> xr.Dataset:
         """Sample the prior distribution for the variable.
@@ -911,7 +911,7 @@ def sample_prior(
             The coordinates for the variable, by default None.
             Only required if the dims are specified.
         name : str, optional
-            The name of the variable, by default "var".
+            The name of the variable, by default "variable".
         sample_prior_predictive_kwargs : dict
             Additional arguments to pass to `pm.sample_prior_predictive`.
 
diff --git a/tests/test_prior.py b/tests/test_prior.py
index 70729b9f9..a7b630f83 100644
--- a/tests/test_prior.py
+++ b/tests/test_prior.py
@@ -616,7 +616,10 @@ def test_custom_transform() -> None:
     prior = dist.sample_prior(draws=10)
     df_prior = prior.to_dataframe()
 
-    np.testing.assert_array_equal(df_prior["var"].to_numpy(), df_prior["var_raw"].to_numpy() ** 2)
+    np.testing.assert_array_equal(
+        df_prior.variable.to_numpy(),
+        df_prior.variable_raw.to_numpy() ** 2,
+    )
 
 
 def test_custom_transform_comes_first() -> None:
@@ -627,7 +630,10 @@ def test_custom_transform_comes_first() -> None:
     prior = dist.sample_prior(draws=10)
     df_prior = prior.to_dataframe()
 
-    np.testing.assert_array_equal(df_prior["var"].to_numpy(), 2 * df_prior["var_raw"].to_numpy())
+    np.testing.assert_array_equal(
+        df_prior.variable.to_numpy(),
+        2 * df_prior.variable_raw.to_numpy(),
+    )
 
     clear_custom_transforms()
 
@@ -686,7 +692,7 @@ def test_sample_prior_arbitrary_no_name() -> None:
     prior = sample_prior(var, coords={"channel": ["A", "B", "C"]}, draws=25)
 
     assert isinstance(prior, xr.Dataset)
-    assert "var" not in prior
+    assert "variable" not in prior
 
     prior_with = sample_prior(
         var,
@@ -696,7 +702,7 @@ def test_sample_prior_arbitrary_no_name() -> None:
     )
 
     assert isinstance(prior_with, xr.Dataset)
-    assert "var" in prior_with
+    assert "variable" in prior_with
 
 
 def test_create_prior_with_arbitrary() -> None: