diff --git a/src/libstore/daemon.cc b/src/libstore/daemon.cc
index dc9cd2cbd..f28ab6438 100644
--- a/src/libstore/daemon.cc
+++ b/src/libstore/daemon.cc
@@ -576,7 +576,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
         logger->stopWork();
         to << res.status << res.errorMsg;
         if (GET_PROTOCOL_MINOR(clientVersion) >= 29) {
-            out << res.timesBuilt << res.isNonDeterministic << res.startTime << res.stopTime;
+            to << res.timesBuilt << res.isNonDeterministic << res.startTime << res.stopTime;
         }
         if (GET_PROTOCOL_MINOR(clientVersion) >= 28) {
             worker_proto::write(*store, to, res.builtOutputs);
diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index b01cb5a62..ccf095dc2 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -686,7 +686,7 @@ BuildResult RemoteStore::buildDerivation(const StorePath & drvPath, const BasicD
     res.status = (BuildResult::Status) readInt(conn->from);
     conn->from >> res.errorMsg;
     if (GET_PROTOCOL_MINOR(conn->daemonVersion) >= 29) {
-        from >> res.timesBuilt >> res.isNonDeterministic >> res.startTime >> res.stopTime;
+        conn->from >> res.timesBuilt >> res.isNonDeterministic >> res.startTime >> res.stopTime;
     }
     if (GET_PROTOCOL_MINOR(conn->daemonVersion) >= 28) {
         auto builtOutputs = worker_proto::read(*this, conn->from, Phantom<DrvOutputs> {});