diff --git a/src/grpc/qgrpcchannel.cpp b/src/grpc/qgrpcchannel.cpp
index 6a8e042b..492ca688 100644
--- a/src/grpc/qgrpcchannel.cpp
+++ b/src/grpc/qgrpcchannel.cpp
@@ -18,6 +18,7 @@
 
 #include <grpcpp/channel.h>
 #include <grpcpp/create_channel.h>
+#include <grpcpp/completion_queue.h>
 #include <grpcpp/impl/codegen/byte_buffer.h>
 #include <grpcpp/impl/codegen/client_unary_call.h>
 #include <grpcpp/impl/codegen/rpc_method.h>