diff --git a/sdrgui/gui/spectrummarkersdialog.ui b/sdrgui/gui/spectrummarkersdialog.ui
index 366cf5cd9..507e165ec 100644
--- a/sdrgui/gui/spectrummarkersdialog.ui
+++ b/sdrgui/gui/spectrummarkersdialog.ui
@@ -35,6 +35,9 @@
Hist
+
+ Histogram (spectrum line) markers
+
@@ -413,6 +416,11 @@
16777215
+
+ Man - Set marker power to fixed level
+Cur - Marker will move according to current power at the marker frequency
+Max - Marker will move according to the maximum power at the marker frequency
+
-
Man
@@ -499,6 +507,9 @@
Wat
+
+ Waterfall markers
+
@@ -1015,6 +1026,9 @@
Anno
+
+ Annotation markers
+
@@ -1712,7 +1726,11 @@
-
- Select which set of markers to show
+ Select which set of markers to show
+
+None - Hide all markers
+Spec - Show histogram and waterfall markers
+Anno - Show annotation markers
-