diff --git a/gtk/theme/HighContrast/_common.scss b/gtk/theme/HighContrast/_common.scss
index e5507fa2cb..4875399d95 100644
--- a/gtk/theme/HighContrast/_common.scss
+++ b/gtk/theme/HighContrast/_common.scss
@@ -2484,6 +2484,7 @@ progressbar {
       border-radius: 0;
     }
   }
+  trough.empty progress { all: unset; } // make the progress indicator disappear when the fraction is 0
 }
 
 /*************
diff --git a/gtk/theme/HighContrast/gtk-contained-inverse.css b/gtk/theme/HighContrast/gtk-contained-inverse.css
index 4972fbc307..f2fdf19fbe 100644
--- a/gtk/theme/HighContrast/gtk-contained-inverse.css
+++ b/gtk/theme/HighContrast/gtk-contained-inverse.css
@@ -2529,6 +2529,8 @@ progressbar progress {
   progressbar progress.osd {
     border-width: 0;
     border-radius: 0; }
+progressbar trough.empty progress {
+  all: unset; }
 
 /*************
  * Level Bar *
diff --git a/gtk/theme/HighContrast/gtk-contained.css b/gtk/theme/HighContrast/gtk-contained.css
index 168fd043a5..364a7fbe2c 100644
--- a/gtk/theme/HighContrast/gtk-contained.css
+++ b/gtk/theme/HighContrast/gtk-contained.css
@@ -2536,6 +2536,8 @@ progressbar progress {
   progressbar progress.osd {
     border-width: 0;
     border-radius: 0; }
+progressbar trough.empty progress {
+  all: unset; }
 
 /*************
  * Level Bar *