diff --git a/scenario/mocking.py b/scenario/mocking.py
index fe0f0a30..97726d94 100644
--- a/scenario/mocking.py
+++ b/scenario/mocking.py
@@ -12,6 +12,7 @@
 from ops.model import (
     ModelError,
     SecretInfo,
+    SecretNotFoundError,
     SecretRotate,
     _format_action_result_dict,
     _ModelBackend,
@@ -134,12 +135,12 @@ def _get_secret(self, id=None, label=None):
             try:
                 return next(filter(lambda s: s.id == id, self._state.secrets))
             except StopIteration:
-                raise RuntimeError(f"not found: secret with id={id}.")
+                raise SecretNotFoundError(f"not found: secret with id={id}.")
         elif label:
             try:
                 return next(filter(lambda s: s.label == label, self._state.secrets))
             except StopIteration:
-                raise RuntimeError(f"not found: secret with label={label}.")
+                raise SecretNotFoundError(f"not found: secret with label={label}.")
         else:
             raise RuntimeError("need id or label.")
 
diff --git a/tests/test_e2e/test_secrets.py b/tests/test_e2e/test_secrets.py
index 2b08cae2..4ed46965 100644
--- a/tests/test_e2e/test_secrets.py
+++ b/tests/test_e2e/test_secrets.py
@@ -3,7 +3,7 @@
 import pytest
 from ops.charm import CharmBase
 from ops.framework import Framework
-from ops.model import SecretRotate
+from ops.model import SecretNotFoundError, SecretRotate
 
 from scenario.state import Relation, Secret, State
 from tests.helpers import trigger
@@ -25,9 +25,9 @@ def _on_event(self, event):
 
 def test_get_secret_no_secret(mycharm):
     def post_event(charm: CharmBase):
-        with pytest.raises(RuntimeError):
+        with pytest.raises(SecretNotFoundError):
             assert charm.model.get_secret(id="foo")
-        with pytest.raises(RuntimeError):
+        with pytest.raises(SecretNotFoundError):
             assert charm.model.get_secret(label="foo")
 
     trigger(