diff --git a/Applications/SoundPlayer/SampleWidget.cpp b/Applications/SoundPlayer/SampleWidget.cpp
index 06a6c53727d..f58845176c0 100644
--- a/Applications/SoundPlayer/SampleWidget.cpp
+++ b/Applications/SoundPlayer/SampleWidget.cpp
@@ -54,7 +54,7 @@ void SampleWidget::paint_event(GUI::PaintEvent& event)
     if (m_buffer) {
         int samples_per_pixel = m_buffer->sample_count() / frame_inner_rect().width();
         for (int sample_index = 0; sample_index < m_buffer->sample_count() && (x - x_offset) < frame_inner_rect().width(); ++sample_index) {
-            float sample = fabsf(m_buffer->samples()[sample_index].left);
+            float sample = fabsf((float)m_buffer->samples()[sample_index].left);
 
             sample_max = max(sample, sample_max);
             ++count;