diff --git a/Window.py b/Window.py
index 1fc9a7c..07d5a87 100644
--- a/Window.py
+++ b/Window.py
@@ -59,6 +59,9 @@ class Window:
         projects_to_show = {}
         for p in self.shown_projects:
             projects_to_show[p] = 1
+        project_week_hours = self.getProjectWeekHours()
+        for p in project_week_hours:
+            projects_to_show[p] = 1
 
         # Header row
         col_headers = ('Project',
@@ -123,6 +126,17 @@ class Window:
                     hrs = self.hoursFromSeconds(day_hours[p])
                     self.project_hour_labels[p][day].set_text(hrs)
 
+    def getProjectWeekHours(self):
+        proj_week_hours = {}
+        for day in range(7):
+            dt = str(self.monday + timedelta(day))
+            day_hours = self.ds.getProjectDailyHours(dt)
+            for p in day_hours:
+                if not p in proj_week_hours:
+                    proj_week_hours[p] = 0
+                proj_week_hours[p] += float(day_hours[p])
+        return proj_week_hours
+
     def hoursFromSeconds(self, secs):
         if secs < 0.01 * 60 * 60:
             secs = 0.01 * 60 * 60;