diff --git a/tests/fixtures/mapping-rules.yml b/tests/fixtures/mapping-rules.yml
index bf83195..77b31ee 100644
--- a/tests/fixtures/mapping-rules.yml
+++ b/tests/fixtures/mapping-rules.yml
@@ -42,6 +42,9 @@ users:
     scheduling:
       require:
         - pulsar
+  krikkitrobot@planetkrikkit.org:
+    env:
+      TEST_JOB_SLOTS_USER: "{cores}"
   arthur@vortex.org:
     scheduling:
       require:
diff --git a/tests/test_shell.py b/tests/test_shell.py
index 05ac97b..2ecbaed 100644
--- a/tests/test_shell.py
+++ b/tests/test_shell.py
@@ -285,7 +285,7 @@ def test_dry_run_user_email(self):
         job_config = os.path.join(os.path.dirname(__file__), 'fixtures/job_conf_dry_run.yml')
         tpv_config = os.path.join(os.path.dirname(__file__), 'fixtures/mapping-rules.yml')
         output = self.call_shell_command(
-            "tpv", "dry-run", "--job-conf", job_config, "--input-size", "6", "--user", "fairycake@vortex.org",
+            "tpv", "dry-run", "--job-conf", job_config, "--input-size", "6", "--user", "krikkitrobot@planetkrikkit.org",
             tpv_config)
-        self.assertTrue("name: TEST_JOB_SLOTS" in output,
-                        f"Expected 'name: TEST_JOB_SLOTS' in destination\n{output}")
+        self.assertTrue("name: TEST_JOB_SLOTS_USER" in output,
+                        f"Expected 'name: TEST_JOB_SLOTS_USER' in destination\n{output}")
diff --git a/tpv/commands/dryrunner.py b/tpv/commands/dryrunner.py
index 214ab95..deee0f3 100644
--- a/tpv/commands/dryrunner.py
+++ b/tpv/commands/dryrunner.py
@@ -23,11 +23,8 @@ def run(self):
     @staticmethod
     def from_params(job_conf, user=None, tool=None, tpv_confs=None, input_size=None):
         if user is not None:
-            if '@' in user:
-                username, email = user.split('@', 1)
-            else:
-                username, email = (user, 'example.org')
-            user = mock_galaxy.User(username, email)
+            email = user
+            user = mock_galaxy.User('gargravarr', email)
         else:
             user = None