diff --git a/inst/tests/tests.Rraw b/inst/tests/tests.Rraw
index 9ccec5ecc..03dd3f3ce 100644
--- a/inst/tests/tests.Rraw
+++ b/inst/tests/tests.Rraw
@@ -15727,8 +15727,7 @@ DT = data.table(z = 1i)
 test(2069.33, DT[DT, on = 'z'], error = "Type 'complex' is not supported for joining/merging")
 
 # forder verbose message when !isReallyReal Date, #1738
-date_dbl = as.Date(as.double(seq(as.Date("2015-01-01"), as.Date("2015-01-05"), by="days")), origin="1970-01-01")
-DT = data.table(d=sample(date_dbl, 20, replace=TRUE))
+DT = data.table(d=sample(seq(as.Date("2015-01-01"), as.Date("2015-01-05"), by="days"), 20, replace=TRUE))
 test(2070.01, typeof(DT$d), "double")
 test(2070.02, DT[, .N, keyby=d, verbose=TRUE], output="Column 1.*date.*8 byte double.*no fractions are present.*4 byte integer.*to save space and time")