diff --git a/test/test_general.py b/test/test_general.py
index 13845c50ccba7afd04267d7bafd3c9f04d2186b3..44e255b9da498142fa55c73bd4b7686d93227bb5 100644
--- a/test/test_general.py
+++ b/test/test_general.py
@@ -67,6 +67,10 @@ def test_sliced_readin(slc):
     np.testing.assert_equal(ch0, ch)
 
 
+def test_legacy_load():
+    rve.Observation.legacy_load(f"{direc}legacy.npz")
+
+
 def try_operator(op):
     pos = ift.from_random(op.domain)
     op(pos)