diff --git a/releasenotes/notes/diffrax-bound-0bd80c01b7f4b48f.yaml b/releasenotes/notes/diffrax-bound-0bd80c01b7f4b48f.yaml
new file mode 100644
index 000000000..293d6966f
--- /dev/null
+++ b/releasenotes/notes/diffrax-bound-0bd80c01b7f4b48f.yaml
@@ -0,0 +1,5 @@
+---
+issues:
+  - |
+    Due to a bug in JAX, Dynamics can only be used with jax<=0.4.6. As they depend on newer versions
+    of JAX, Dynamics is also now only compatible with diffrax<=0.3.1 and equinox<=0.10.3.
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
index 5c642eac7..67bb41de2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -17,14 +17,16 @@ deps =
     -r{toxinidir}/requirements-dev.txt
     jax<=0.4.6
     jaxlib<=0.4.6
-    diffrax
+    equinox<=0.10.3
+    diffrax<=0.3.1
 
 [testenv:lint]
 deps =
     -r{toxinidir}/requirements-dev.txt
     jax<=0.4.6
     jaxlib<=0.4.6
-    diffrax
+    equinox<=0.10.3
+    diffrax<=0.3.1
 commands =
   black --check {posargs} qiskit_dynamics test
   pylint -rn -j 0 --rcfile={toxinidir}/.pylintrc qiskit_dynamics/ test/