diff --git a/libs/main/io_devices/piethernet.cpp b/libs/main/io_devices/piethernet.cpp
index 21a2de34..d0a0de20 100644
--- a/libs/main/io_devices/piethernet.cpp
+++ b/libs/main/io_devices/piethernet.cpp
@@ -696,8 +696,8 @@ int PIEthernet::readDevice(void * read_to, int max_size) {
 			}
 			if (connected_) {
 				piCoutObj << "Disconnect on read," << ethErrorString();
+				opened_ = connected_ = false;
 				init();
-				connected_ = false;
 				disconnected(rs < 0);
 			}
 			if (parameters()[KeepConnection])