diff --git a/tests/test_sessions.py b/tests/test_sessions.py
index a2a2ccc..d9b67c7 100644
--- a/tests/test_sessions.py
+++ b/tests/test_sessions.py
@@ -82,23 +82,19 @@ class TestHumanSessions(Base):
 
     def test_view_session_cannot_be_minted_with_write_scope(self):
         with self.assertRaises(errors.ScopeDenied):
-            sessions.issue_view_session(
-                self.store, "bigpickle", scopes=["view:read", "view:write"]
-            )
+            self.issue("bigpickle", scopes=["view:read", "view:write"])
 
     def test_view_session_cannot_be_minted_with_agent_act_scope(self):
         with self.assertRaises(errors.ScopeDenied):
-            sessions.issue_view_session(
-                self.store, "bigpickle", scopes=["agent:act"]
-            )
+            self.issue("bigpickle", scopes=["agent:act"])
 
     def test_long_session_grants_no_extra_capability(self):
         """Expiry and authority are separate axes."""
         short = self.issue("bigpickle")
         short_session = viewcodes.redeem_code(self.store, short["code"])
-        long_session = sessions.issue_view_session(
-            self.store, "bigpickle", ttl=86400
-        )
+        # 24 hours of access, redeemed the same way a 5-minute code would be.
+        long_issued = self.issue("bigpickle", code_ttl=300, view_ttl=86400)
+        long_session = viewcodes.redeem_code(self.store, long_issued["code"])
         self.assertEqual(
             sorted(sessions.resolve(self.store, short_session["token"])["scopes"]),
             sorted(sessions.resolve(self.store, long_session["token"])["scopes"]),