diff --git a/plugins/channelrx/demodais/aisdemodgui.h b/plugins/channelrx/demodais/aisdemodgui.h
index fb977d1f0..a77d95f25 100644
--- a/plugins/channelrx/demodais/aisdemodgui.h
+++ b/plugins/channelrx/demodais/aisdemodgui.h
@@ -37,7 +37,6 @@ class PluginAPI;
 class DeviceUISet;
 class BasebandSampleSink;
 class ScopeVis;
-class ScopeVisXY;
 class AISDemod;
 class AISDemodGUI;
 
diff --git a/plugins/channelrx/demodradiosonde/radiosondedemodgui.h b/plugins/channelrx/demodradiosonde/radiosondedemodgui.h
index 4f44d1fe8..0f64739b0 100644
--- a/plugins/channelrx/demodradiosonde/radiosondedemodgui.h
+++ b/plugins/channelrx/demodradiosonde/radiosondedemodgui.h
@@ -34,7 +34,6 @@ class PluginAPI;
 class DeviceUISet;
 class BasebandSampleSink;
 class ScopeVis;
-class ScopeVisXY;
 class RadiosondeDemod;
 class RadiosondeDemodGUI;
 class RS41Frame;
diff --git a/plugins/channelrx/radioclock/radioclockgui.h b/plugins/channelrx/radioclock/radioclockgui.h
index c5691d9bc..74259e465 100644
--- a/plugins/channelrx/radioclock/radioclockgui.h
+++ b/plugins/channelrx/radioclock/radioclockgui.h
@@ -31,7 +31,6 @@ class PluginAPI;
 class DeviceUISet;
 class BasebandSampleSink;
 class ScopeVis;
-class ScopeVisXY;
 class RadioClock;
 class RadioClockGUI;
 
diff --git a/plugins/channeltx/mod802.15.4/ieee_802_15_4_modgui.h b/plugins/channeltx/mod802.15.4/ieee_802_15_4_modgui.h
index a7f9266d6..2071794f8 100644
--- a/plugins/channeltx/mod802.15.4/ieee_802_15_4_modgui.h
+++ b/plugins/channeltx/mod802.15.4/ieee_802_15_4_modgui.h
@@ -33,7 +33,6 @@ class DeviceUISet;
 class BasebandSampleSource;
 class SpectrumVis;
 class ScopeVis;
-class ScopeVisXY;
 
 namespace Ui {
     class IEEE_802_15_4_ModGUI;