diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/CalendarHighlightedDays.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/CalendarHighlightedDays.java
index 8b3558bc7..500caabf5 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/CalendarHighlightedDays.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/CalendarHighlightedDays.java
@@ -68,9 +68,9 @@ public class CalendarHighlightedDays extends HtmlMacroComponent {
 
     public void highlightDays() {
         String javascript = "highlightDays('" + ancestorExceptionDays
-                + "', 'black', 'orange', '" + ownExceptionDays
-                + "', 'black', 'red', '" + zeroHoursDays
-                + "', 'white', 'lightgrey', 'lightgrey', 'white', '"
+                + "', 'white', 'orange', '" + ownExceptionDays
+                + "', 'white', 'red', '" + zeroHoursDays
+                + "', 'red', 'white', 'lightgrey', 'white', '"
                 + getCalendarUuid() + "');";
 
         Clients.evalJavaScript(javascript);
diff --git a/navalplanner-webapp/src/main/webapp/common/components/calendarhighlighteddays.zul b/navalplanner-webapp/src/main/webapp/common/components/calendarhighlighteddays.zul
index 6e8950013..54249b0a2 100644
--- a/navalplanner-webapp/src/main/webapp/common/components/calendarhighlighteddays.zul
+++ b/navalplanner-webapp/src/main/webapp/common/components/calendarhighlighteddays.zul
@@ -40,10 +40,10 @@ function highlightDays(ancestorExceptionDays, ancestorExceptionColor, ancestorEx
                         "color:" + zeroHoursColor + ";background-color:" + zeroHoursBgColor);
             } else if (ownExceptions.in_array(day)) {
                 nodes[i].setAttribute("style",
-                        "color:" + ownExceptionColor + ";background-color:" + ownExceptionBgColor);
+                        "color:" + ownExceptionColor + ";background-color:" + ownExceptionBgColor + ";font-weight: bold");
             } else if (ancestorExceptions.in_array(day)) {
                 nodes[i].setAttribute("style",
-                        "color:" + ancestorExceptionColor + ";background-color:" + ancestorExceptionBgColor);
+                        "color:" + ancestorExceptionColor + ";background-color:" + ancestorExceptionBgColor + ";font-weight: bold");
             } else {
                 nodes[i].removeAttribute("style");
             }