diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py
index 1420d378ef..b077e1a446 100644
--- a/synapse/push/httppusher.py
+++ b/synapse/push/httppusher.py
@@ -18,8 +18,8 @@ import logging
from twisted.internet import defer, reactor
from twisted.internet.error import AlreadyCalled, AlreadyCancelled
-import push_rule_evaluator
-import push_tools
+from . import push_rule_evaluator
+from . import push_tools
import synapse
from synapse.push import PusherConfigException
from synapse.util.logcontext import LoggingContext
diff --git a/synapse/push/pusher.py b/synapse/push/pusher.py
index 71576330a9..5aa6667e91 100644
--- a/synapse/push/pusher.py
+++ b/synapse/push/pusher.py
@@ -13,7 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
-from httppusher import HttpPusher
+from .httppusher import HttpPusher
import logging
logger = logging.getLogger(__name__)
diff --git a/synapse/replication/tcp/protocol.py b/synapse/replication/tcp/protocol.py
index 0a9a290af4..d7d38464b2 100644
--- a/synapse/replication/tcp/protocol.py
+++ b/synapse/replication/tcp/protocol.py
@@ -53,12 +53,12 @@ from twisted.internet import defer
from twisted.protocols.basic import LineOnlyReceiver
from twisted.python.failure import Failure
-from commands import (
+from .commands import (
COMMAND_MAP, VALID_CLIENT_COMMANDS, VALID_SERVER_COMMANDS,
ErrorCommand, ServerCommand, RdataCommand, PositionCommand, PingCommand,
NameCommand, ReplicateCommand, UserSyncCommand, SyncCommand,
)
-from streams import STREAMS_MAP
+from .streams import STREAMS_MAP
from synapse.util.stringutils import random_string
from synapse.metrics.metric import CounterMetric
diff --git a/synapse/replication/tcp/resource.py b/synapse/replication/tcp/resource.py
index 786c3fe864..a41af4fd6c 100644
--- a/synapse/replication/tcp/resource.py
+++ b/synapse/replication/tcp/resource.py
@@ -18,8 +18,8 @@
from twisted.internet import defer, reactor
from twisted.internet.protocol import Factory
-from streams import STREAMS_MAP, FederationStream
-from protocol import ServerReplicationStreamProtocol
+from .streams import STREAMS_MAP, FederationStream
+from .protocol import ServerReplicationStreamProtocol
from synapse.util.metrics import Measure, measure_func
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