1 files changed, 1 insertions, 0 deletions

diff --git a/synapse/logging/opentracing.py b/synapse/logging/opentracing.py

index 6364290615..622445e9f4 100644
--- a/synapse/logging/opentracing.py
+++ b/synapse/logging/opentracing.py
@@ -220,6 +220,7 @@ class _DummyTagNames:
 
 try:
     import opentracing
+    import opentracing.tags
 
     tags = opentracing.tags
 except ImportError: