diff --git a/radio/src/gui/colorlcd/radio_spectrum_analyser.cpp b/radio/src/gui/colorlcd/radio_spectrum_analyser.cpp
index 544e68672..d7d891003 100644
--- a/radio/src/gui/colorlcd/radio_spectrum_analyser.cpp
+++ b/radio/src/gui/colorlcd/radio_spectrum_analyser.cpp
@@ -226,6 +226,8 @@ void RadioSpectrumAnalyser::init()
   if (moduleIdx == INTERNAL_MODULE &&
       g_model.moduleData[INTERNAL_MODULE].type == MODULE_TYPE_NONE) {
     reusableBuffer.spectrumAnalyser.moduleOFF = true;
+    // this needs to be set BEFORE the module is set to prevent proto list scanning
+    moduleState[moduleIdx].mode = MODULE_MODE_SPECTRUM_ANALYSER;
     setModuleType(INTERNAL_MODULE, MODULE_TYPE_MULTIMODULE);
   } else {
     reusableBuffer.spectrumAnalyser.moduleOFF = false;
diff --git a/radio/src/io/multi_protolist.cpp b/radio/src/io/multi_protolist.cpp
index 830f86eb3..029e5cd82 100644
--- a/radio/src/io/multi_protolist.cpp
+++ b/radio/src/io/multi_protolist.cpp
@@ -205,7 +205,9 @@ void MultiRfProtocols::fillList(std::function<void(const RfProto&)> addProto) co
 
 bool MultiRfProtocols::triggerScan()
 {
-  if (scanState == ScanStop) {
+  if (scanState == ScanStop
+      && moduleState[moduleIdx].mode == MODULE_MODE_NORMAL) {
+
     proto2idx.clear();
     protoList.clear();
     scanState = ScanBegin;