diff --git a/rtgui/whitebalance.cc b/rtgui/whitebalance.cc
index 72090877e..362d03a8d 100644
--- a/rtgui/whitebalance.cc
+++ b/rtgui/whitebalance.cc
@@ -397,7 +397,7 @@ void WhiteBalance::adjusterChanged (Adjuster* a, double newval)
         } else if (a == equal) {
             listener->panelChanged (EvWBequal, Glib::ustring::format (std::setw(4), std::fixed, std::setprecision(3), a->getValue()));
         } else if (a == tempBias) {
-            listener->panelChanged (EvWBtempBias, Glib::ustring::format (std::setw(4), std::fixed, std::setprecision(3), a->getValue()));
+            listener->panelChanged (EvWBtempBias, Glib::ustring::format (std::setw(4), std::fixed, std::setprecision(2), a->getValue()));
         }
     }
 }