2 files changed, 3 insertions, 3 deletions
diff --git a/synapse/app/pusher.py b/synapse/app/pusher.py
index d59f4a571c..1a6f5507a9 100644
--- a/synapse/app/pusher.py
+++ b/synapse/app/pusher.py
@@ -197,7 +197,7 @@ class PusherServer(HomeServer):
                     yield start_pusher(user_id, app_id, pushkey)
 
             stream = results.get("events")
-            if stream:
+            if stream and stream["rows"]:
                 min_stream_id = stream["rows"][0][0]
                 max_stream_id = stream["position"]
                 preserve_fn(pusher_pool.on_new_notifications)(
@@ -205,7 +205,7 @@ class PusherServer(HomeServer):
                 )
 
             stream = results.get("receipts")
-            if stream:
+            if stream and stream["rows"]:
                 rows = stream["rows"]
                 affected_room_ids = set(row[1] for row in rows)
                 min_stream_id = rows[0][0]
diff --git a/synapse/app/synctl.py b/synapse/app/synctl.py
index bb41962d47..c045588866 100755
--- a/synapse/app/synctl.py
+++ b/synapse/app/synctl.py
@@ -24,7 +24,7 @@ import subprocess
 import sys
 import yaml
 
-SYNAPSE = ["python", "-B", "-m", "synapse.app.homeserver"]
+SYNAPSE = [sys.executable, "-B", "-m", "synapse.app.homeserver"]
 
 GREEN = "\x1b[1;32m"
 RED = "\x1b[1;31m"