diff --git a/companion/src/firmwares/input_data.cpp b/companion/src/firmwares/input_data.cpp
index 359785ce2..3e4bda157 100644
--- a/companion/src/firmwares/input_data.cpp
+++ b/companion/src/firmwares/input_data.cpp
@@ -27,7 +27,7 @@
 void ExpoData::convert(RadioDataConversionState & cstate)
 {
   cstate.setComponent(tr("INP"), 3);
-  cstate.setSubComp(RawSource(SOURCE_TYPE_VIRTUAL_INPUT, chn).toString(cstate.fromModel(), cstate.fromGS(), cstate.fromType) % tr(" (@%1)").arg(cstate.subCompIdx));
+  cstate.setSubComp(RawSource(SOURCE_TYPE_VIRTUAL_INPUT, chn + 1).toString(cstate.fromModel(), cstate.fromGS(), cstate.fromType) % tr(" (@%1)").arg(cstate.subCompIdx));
   srcRaw.convert(cstate);
   swtch.convert(cstate);
 }
diff --git a/companion/src/firmwares/mixdata.cpp b/companion/src/firmwares/mixdata.cpp
index 1cd89b695..6f8e8221b 100644
--- a/companion/src/firmwares/mixdata.cpp
+++ b/companion/src/firmwares/mixdata.cpp
@@ -25,7 +25,7 @@
 void MixData::convert(RadioDataConversionState & cstate)
 {
   cstate.setComponent(tr("MIX"), 4);
-  cstate.setSubComp(RawSource(SOURCE_TYPE_CH, destCh-1).toString(cstate.fromModel(), cstate.fromGS(), cstate.fromType) % tr(" (@%1)").arg(cstate.subCompIdx));
+  cstate.setSubComp(RawSource(SOURCE_TYPE_CH, destCh).toString(cstate.fromModel(), cstate.fromGS(), cstate.fromType) % tr(" (@%1)").arg(cstate.subCompIdx));
   srcRaw.convert(cstate);
   swtch.convert(cstate);
 }