diff --git a/test/ModelSpec.hs b/test/ModelSpec.hs
index d3b8698e4..58220bdef 100644
--- a/test/ModelSpec.hs
+++ b/test/ModelSpec.hs
@@ -139,6 +139,7 @@ instance Arbitrary User where
     userCompanyDepartment <- arbitrary
     userPinPassword <- arbitrary
     userPostAddress <- arbitrary -- TODO: not a good address
+    userPostLastUpdate <- arbitrary
     userPrefersPostal <- arbitrary
     userExamOfficeGetSynced <- arbitrary
     userExamOfficeGetLabels <- arbitrary