diff --git a/rtl_tcp_source/src/rtltcp_client.h b/rtl_tcp_source/src/rtltcp_client.h
index f563d89e..8596bee0 100644
--- a/rtl_tcp_source/src/rtltcp_client.h
+++ b/rtl_tcp_source/src/rtltcp_client.h
@@ -132,7 +132,7 @@ public:
 #ifdef _WIN32
         send(sock, (char*)&cmd, sizeof(command_t), 0);  
 #else
-        write(sockfd, &cmd, sizeof(command_t));
+        (void)write(sockfd, &cmd, sizeof(command_t));
 #endif
     }
 
@@ -140,7 +140,7 @@ public:
 #ifdef _WIN32
         recv(sock, (char*)buf, count, 0);
 #else
-        read(sockfd, buf, count);
+        (void)read(sockfd, buf, count);
 #endif
     }
 
diff --git a/soapy_source/src/main.cpp b/soapy_source/src/main.cpp
index 942f19cd..e4aa6d6b 100644
--- a/soapy_source/src/main.cpp
+++ b/soapy_source/src/main.cpp
@@ -384,13 +384,15 @@ private:
 
         if (_this->running) { style::endDisabled(); }
 
-        ImGui::Text("Antenna");
-        ImGui::SameLine();
-        ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
-        if (ImGui::Combo(CONCAT("##_antenna_select_", _this->name), &_this->uiAntennaId, _this->txtAntennaList.c_str())) {
-            if (_this->running)
-                _this->dev->setAntenna(SOAPY_SDR_RX, _this->channelId, _this->antennaList[_this->uiAntennaId]);
-            _this->saveCurrent();
+        if (_this->antennaList.size() > 1) {
+            ImGui::Text("Antenna");
+            ImGui::SameLine();
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::Combo(CONCAT("##_antenna_select_", _this->name), &_this->uiAntennaId, _this->txtAntennaList.c_str())) {
+                if (_this->running)
+                    _this->dev->setAntenna(SOAPY_SDR_RX, _this->channelId, _this->antennaList[_this->uiAntennaId]);
+                _this->saveCurrent();
+            }
         }
 
         float gainNameLen = 0;