diff --git a/tests/tdef/tdef_test.c b/tests/tdef/tdef_test.c
index d874231..17fd4e5 100644
--- a/tests/tdef/tdef_test.c
+++ b/tests/tdef/tdef_test.c
@@ -48,7 +48,7 @@
 
 	/* test conversions */
 	{ .T=1000, .default_val=2*1000, .unit=OSMO_TDEF_MS, .desc="two seconds from ms" },
-	{ .T=1001, .default_val=60*1000, .unit=OSMO_TDEF_MS, .desc="one minute from ms" },
+	{ .T=1001, .default_val=30*1000, .unit=OSMO_TDEF_MS, .desc="half minute from ms" },
 	{ .T=1004, .default_val=1, .unit=OSMO_TDEF_MS, .desc="one ms" },
 	{ .T=1005, .default_val=0, .unit=OSMO_TDEF_MS, .desc="zero ms" },
 	{ .T=1006, .default_val=0, .unit=OSMO_TDEF_S, .desc="zero s" },
diff --git a/tests/tdef/tdef_test.ok b/tests/tdef/tdef_test.ok
index 1770968..4bdd3d0 100644
--- a/tests/tdef/tdef_test.ok
+++ b/tests/tdef/tdef_test.ok
@@ -54,12 +54,12 @@
 osmo_tdef_get(1000, m)	= 1
 osmo_tdef_get(1000, custom-unit)	= 2000
 osmo_tdef_get(1000, us)	= 2000000
-T1001=60000ms
-osmo_tdef_get(1001, s)	= 60
-osmo_tdef_get(1001, ms)	= 60000
+T1001=30000ms
+osmo_tdef_get(1001, s)	= 30
+osmo_tdef_get(1001, ms)	= 30000
 osmo_tdef_get(1001, m)	= 1
-osmo_tdef_get(1001, custom-unit)	= 60000
-osmo_tdef_get(1001, us)	= 60000000
+osmo_tdef_get(1001, custom-unit)	= 30000
+osmo_tdef_get(1001, us)	= 30000000
 T1004=1ms
 osmo_tdef_get(1004, s)	= 1
 osmo_tdef_get(1004, ms)	= 1