diff --git a/clientgui/DlgItemProperties.cpp b/clientgui/DlgItemProperties.cpp
index e5508ddbda..efbea6fb3e 100644
--- a/clientgui/DlgItemProperties.cpp
+++ b/clientgui/DlgItemProperties.cpp
@@ -392,6 +392,17 @@ void CDlgItemProperties::renderInfos(RESULT* result) {
         if (result->pid) {
             addProperty(_("Process ID"), wxString::Format(wxT("%d"), result->pid));
         }
+        if (result->progress_rate) {
+            // express rate in the largest time unit (hr/min/sec) for which rate < 100%
+            //
+            if (result->progress_rate*3600 < 1) {
+                addProperty("Progress rate", wxString::Format(wxT("%f %% per hour"), 100*3600*result->progress_rate));
+            } else if (result->progress_rate*60 < 1) {
+                addProperty("Progress rate", wxString::Format(wxT("%f %% per minute"), 100*60*result->progress_rate));
+            } else {
+                addProperty("Progress rate", wxString::Format(wxT("%f %% per second"), 100*result->progress_rate));
+            }
+        }
     } else if (result->state >= RESULT_COMPUTE_ERROR) {
         addProperty(_("CPU time"), FormatTime(result->final_cpu_time));
         addProperty(_("Elapsed time"), FormatTime(result->final_elapsed_time));