1 files changed, 1 insertions, 0 deletions
diff --git a/synapse/config/logger.py b/synapse/config/logger.py
index e9a936118d..7081868963 100644
--- a/synapse/config/logger.py
+++ b/synapse/config/logger.py
@@ -50,6 +50,7 @@ handlers:
         maxBytes: 104857600
         backupCount: 10
         filters: [context]
+        encoding: utf8
     console:
         class: logging.StreamHandler
         formatter: precise