diff --git a/src/jaxsim/rbda/crba.py b/src/jaxsim/rbda/crba.py
index 74088b54b..1d45dbd8d 100644
--- a/src/jaxsim/rbda/crba.py
+++ b/src/jaxsim/rbda/crba.py
@@ -139,14 +139,7 @@ def compute_inner(carry: CarryInnerFn) -> tuple[CarryInnerFn, None]:
                 xs=jnp.flip(jnp.arange(start=1, stop=model.number_of_links())),
             )
             if model.number_of_links() > 1
-            else [
-                (
-                    j,
-                    Fi,
-                    M,
-                ),
-                None,
-            ]
+            else [(j, Fi, M), None]
         )
 
         Fi = i_X_0[j].T @ Fi