diff --git a/qcodes_contrib_drivers/tests/QDevil/test_sim_qdac2_init.py b/qcodes_contrib_drivers/tests/QDevil/test_sim_qdac2_init.py
index e2a3817c9..26586dbcf 100644
--- a/qcodes_contrib_drivers/tests/QDevil/test_sim_qdac2_init.py
+++ b/qcodes_contrib_drivers/tests/QDevil/test_sim_qdac2_init.py
@@ -23,4 +23,8 @@ def test_refuse_incompatible_firmware():
     # -----------------------------------------------------------------------
     assert 'Incompatible firmware' in repr(error)
     # Circumvent Instrument not handling exceptions in constructor.
-    Instrument._all_instruments.pop('qdac')
+    # In qcodes < 0.32
+    try:
+        Instrument._all_instruments.pop('qdac')
+    except KeyError:
+        pass