diff --git a/optimistix/_fixed_point.py b/optimistix/_fixed_point.py
index 7ff789a..9daa657 100644
--- a/optimistix/_fixed_point.py
+++ b/optimistix/_fixed_point.py
@@ -29,6 +29,11 @@ def _rewrite_fn(fixed_point, _, inputs):
     return (f_val**ω - fixed_point**ω).ω
 
 
+# Keep `optx.implicit_jvp` is happy.
+if _rewrite_fn.__globals__["__name__"].startswith("jaxtyping"):
+    _rewrite_fn = _rewrite_fn.__wrapped__  # pyright: ignore[reportFunctionMemberAccess]
+
+
 class _ToRootFn(eqx.Module, Generic[Y, Aux]):
     fixed_point_fn: Fn[Y, Y, Aux]
 
diff --git a/optimistix/_iterate.py b/optimistix/_iterate.py
index 832f689..c1b06cf 100644
--- a/optimistix/_iterate.py
+++ b/optimistix/_iterate.py
@@ -261,6 +261,11 @@ def buffers(carry):
     )
 
 
+# Keep `optx.implicit_jvp` is happy.
+if _iterate.__globals__["__name__"].startswith("jaxtyping"):
+    _iterate = _iterate.__wrapped__  # pyright: ignore[reportFunctionMemberAccess]
+
+
 def iterative_solve(
     fn: Fn[Y, Out, Aux],
     # no type parameters, see https://github.com/microsoft/pyright/discussions/5599
diff --git a/optimistix/_least_squares.py b/optimistix/_least_squares.py
index cec307a..bdad3e4 100644
--- a/optimistix/_least_squares.py
+++ b/optimistix/_least_squares.py
@@ -30,6 +30,11 @@ def objective(_optimum):
     return jax.grad(objective)(optimum)
 
 
+# Keep `optx.implicit_jvp` is happy.
+if _rewrite_fn.__globals__["__name__"].startswith("jaxtyping"):
+    _rewrite_fn = _rewrite_fn.__wrapped__  # pyright: ignore[reportFunctionMemberAccess]
+
+
 class _ToMinimiseFn(eqx.Module, Generic[Y, Out, Aux]):
     residual_fn: Fn[Y, Out, Aux]
 
diff --git a/optimistix/_minimise.py b/optimistix/_minimise.py
index f66faa0..31b67e5 100644
--- a/optimistix/_minimise.py
+++ b/optimistix/_minimise.py
@@ -30,6 +30,11 @@ def min_no_aux(x):
     return jax.grad(min_no_aux)(minimum)
 
 
+# Keep `optx.implicit_jvp` is happy.
+if _rewrite_fn.__globals__["__name__"].startswith("jaxtyping"):
+    _rewrite_fn = _rewrite_fn.__wrapped__  # pyright: ignore[reportFunctionMemberAccess]
+
+
 @eqx.filter_jit
 def minimise(
     fn: MaybeAuxFn[Y, Scalar, Aux],
diff --git a/optimistix/_root_find.py b/optimistix/_root_find.py
index 8bcbdb7..fdadeec 100644
--- a/optimistix/_root_find.py
+++ b/optimistix/_root_find.py
@@ -28,6 +28,11 @@ def _rewrite_fn(root, _, inputs):
     return f_val
 
 
+# Keep `optx.implicit_jvp` is happy.
+if _rewrite_fn.__globals__["__name__"].startswith("jaxtyping"):
+    _rewrite_fn = _rewrite_fn.__wrapped__  # pyright: ignore[reportFunctionMemberAccess]
+
+
 def _to_minimise_fn(root_fn, norm, y, args):
     root, aux = root_fn(y, args)
     return norm(root), (root, aux)