diff --git a/pytensor/link/jax/linker.py b/pytensor/link/jax/linker.py
index eb2f4fb267..300f2f7323 100644
--- a/pytensor/link/jax/linker.py
+++ b/pytensor/link/jax/linker.py
@@ -117,10 +117,8 @@ def create_thunk_inputs(self, storage_map):
         for n in self.fgraph.inputs:
             sinput = storage_map[n]
             if isinstance(sinput[0], Generator):
-                new_value = jax_typify(
-                    sinput[0], dtype=getattr(sinput[0], "dtype", None)
-                )
-                sinput[0] = new_value
+                # Neet to convert Generator into JAX PRNGkey
+                sinput[0] = jax_typify(sinput[0])
             thunk_inputs.append(sinput)
 
         return thunk_inputs