diff --git a/include-gpl/gui/glscopegui.h b/include-gpl/gui/glscopegui.h
index b2a62e5b6..a7d6c9728 100644
--- a/include-gpl/gui/glscopegui.h
+++ b/include-gpl/gui/glscopegui.h
@@ -51,7 +51,7 @@ private slots:
 	void on_scope_traceSizeChanged(int value);
 	void on_time_valueChanged(int value);
 	void on_timeOfs_valueChanged(int value);
-	void on_displayMode_currentIndexChanged(int index);
+	void on_dataMode_currentIndexChanged(int index);
 
 	void on_horizView_clicked();
 	void on_vertView_clicked();
diff --git a/sdrbase/gui/glscopegui.cpp b/sdrbase/gui/glscopegui.cpp
index d08739978..95dc51d7d 100644
--- a/sdrbase/gui/glscopegui.cpp
+++ b/sdrbase/gui/glscopegui.cpp
@@ -133,7 +133,7 @@ void GLScopeGUI::on_timeOfs_valueChanged(int value)
 	m_glScope->setTimeOfsProMill(value);
 }
 
-void GLScopeGUI::on_displayMode_currentIndexChanged(int index)
+void GLScopeGUI::on_dataMode_currentIndexChanged(int index)
 {
 	m_displayData = index;
 	switch(index) {