diff --git a/doc/img/Spectrum_Measurement_Peak.png b/doc/img/Spectrum_Measurement_Peak.png
index 903c45995..d8065adbc 100644
Binary files a/doc/img/Spectrum_Measurement_Peak.png and b/doc/img/Spectrum_Measurement_Peak.png differ
diff --git a/sdrgui/gui/spectrummeasurements.md b/sdrgui/gui/spectrummeasurements.md
index 2b75012fa..57e2b252d 100644
--- a/sdrgui/gui/spectrummeasurements.md
+++ b/sdrgui/gui/spectrummeasurements.md
@@ -124,4 +124,4 @@ Each time the specification fails to be met, the value in the Fails column is in
 Values out of specification are highlighted in red.
 The Spec column supports the following operators: <, <=, >, >= and =.
 
-![Spectrum Measurements - specifications](../../doc/img/Spectrum_Measurement_Specifications.png)
+![Spectrum Measurements - specifications](../../doc/img/Spectrum_Measurement_Specification.png)