1 files changed, 4 insertions, 1 deletions
diff --git a/synapse/config/third_party_event_rules.py b/synapse/config/third_party_event_rules.py
index a3fae02420..eca209d52f 100644
--- a/synapse/config/third_party_event_rules.py
+++ b/synapse/config/third_party_event_rules.py
@@ -12,6 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from typing import Any
+
+from synapse.types import JsonDict
 from synapse.util.module_loader import load_module
 
 from ._base import Config
@@ -20,7 +23,7 @@ from ._base import Config
 class ThirdPartyRulesConfig(Config):
     section = "thirdpartyrules"
 
-    def read_config(self, config, **kwargs):
+    def read_config(self, config: JsonDict, **kwargs: Any) -> None:
         self.third_party_event_rules = None
 
         provider = config.get("third_party_event_rules", None)