diff --git a/plugins/samplemimo/metismiso/metismiso.cpp b/plugins/samplemimo/metismiso/metismiso.cpp
index cd87ab033..d0fe006b6 100644
--- a/plugins/samplemimo/metismiso/metismiso.cpp
+++ b/plugins/samplemimo/metismiso/metismiso.cpp
@@ -312,8 +312,8 @@ bool MetisMISO::applySettings(const MetisMISOSettings& settings, bool force)
         << " m_dcBlock:" << settings.m_dcBlock
         << " m_iqCorrection:" << settings.m_iqCorrection
         << " m_txDrive:" << settings.m_txDrive
-        << " m_streamIndex:" << m_settings.m_streamIndex
-        << " m_spectrumStreamIndex:" << m_settings.m_spectrumStreamIndex
+        << " m_streamIndex:" << settings.m_streamIndex
+        << " m_spectrumStreamIndex:" << settings.m_spectrumStreamIndex
         << " m_useReverseAPI: " << settings.m_useReverseAPI
         << " m_reverseAPIAddress: " << settings.m_reverseAPIAddress
         << " m_reverseAPIPort: " << settings.m_reverseAPIPort
@@ -448,15 +448,8 @@ bool MetisMISO::applySettings(const MetisMISOSettings& settings, bool force)
         reverseAPIKeys.append("streamIndex");
     }
 
-    if ((m_settings.m_spectrumStreamIndex != settings.m_spectrumStreamIndex) || force)
-    {
+    if ((m_settings.m_spectrumStreamIndex != settings.m_spectrumStreamIndex) || force) {
         reverseAPIKeys.append("spectrumStreamIndex");
-
-        if (settings.m_spectrumStreamIndex < MetisMISOSettings::m_maxReceivers) {
-            m_deviceAPI->setSpectrumSinkInput(true, m_settings.m_spectrumStreamIndex);
-        } else {
-            m_deviceAPI->setSpectrumSinkInput(false, 0);
-        }
     }
 
     if (propagateSettings) {
diff --git a/plugins/samplemimo/metismiso/metismisogui.cpp b/plugins/samplemimo/metismiso/metismisogui.cpp
index 8f7af2dfb..3e720162c 100644
--- a/plugins/samplemimo/metismiso/metismisogui.cpp
+++ b/plugins/samplemimo/metismiso/metismisogui.cpp
@@ -138,11 +138,13 @@ void MetisMISOGui::on_streamIndex_currentIndexChanged(int index)
         if (m_settings.m_spectrumStreamIndex < MetisMISOSettings::m_maxReceivers)
         {
             m_deviceUISet->m_spectrum->setDisplayedStream(true, index);
+            m_deviceUISet->m_deviceAPI->setSpectrumSinkInput(true, m_settings.m_spectrumStreamIndex);
             m_deviceUISet->setSpectrumScalingFactor(SDR_RX_SCALEF);
         }
         else
         {
             m_deviceUISet->m_spectrum->setDisplayedStream(false, 0);
+            m_deviceUISet->m_deviceAPI->setSpectrumSinkInput(false, 0);
             m_deviceUISet->setSpectrumScalingFactor(SDR_TX_SCALEF);
         }
 
@@ -168,11 +170,13 @@ void MetisMISOGui::on_spectrumSource_currentIndexChanged(int index)
     if (m_settings.m_spectrumStreamIndex < MetisMISOSettings::m_maxReceivers)
     {
         m_deviceUISet->m_spectrum->setDisplayedStream(true, index);
+        m_deviceUISet->m_deviceAPI->setSpectrumSinkInput(true, m_settings.m_spectrumStreamIndex);
         m_deviceUISet->setSpectrumScalingFactor(SDR_RX_SCALEF);
     }
     else
     {
         m_deviceUISet->m_spectrum->setDisplayedStream(false, 0);
+        m_deviceUISet->m_deviceAPI->setSpectrumSinkInput(false, 0);
         m_deviceUISet->setSpectrumScalingFactor(SDR_TX_SCALEF);
     }