diff --git a/test/test_distributions.py b/test/test_distributions.py
index 8369dde0b..c702b3fb3 100644
--- a/test/test_distributions.py
+++ b/test/test_distributions.py
@@ -1838,6 +1838,11 @@ def test_log_prob_gradient(jax_dist, sp_dist, params):
         pytest.skip("we have separated tests for LKJCholesky distribution")
     if jax_dist is _ImproperWrapper:
         pytest.skip("no param for ImproperUniform to test for log_prob gradient")
+    if (
+        jax_dist in [dist.DoublyTruncatedPowerLaw]
+        and jnp.result_type(float) == jnp.float32
+    ):
+        pytest.skip("DoublyTruncatedPowerLaw is tested with x64 only.")
 
     rng_key = random.PRNGKey(0)
     value = jax_dist(*params).sample(rng_key)