diff --git a/init/InitButtons.py b/init/InitButtons.py
index ee728a17c25ac9a6115a396bbf458792aee52ccc..d98a108559e9f82ffaacd0840327258060984ab6 100644
--- a/init/InitButtons.py
+++ b/init/InitButtons.py
@@ -211,9 +211,7 @@ def Init(parent):
     parent.button_extractfluorescence.setStatusTip('Extract the total intensity, area and variance of the cells in the different channels')
     
     # SHOW THE VALUES OF THE CELLS
-    parent.button_showval.stateChanged.connect(parent.m.ShowCellNumbersCurr)
-    parent.button_showval.stateChanged.connect(parent.m.ShowCellNumbersPrev)
-    parent.button_showval.stateChanged.connect(parent.m.ShowCellNumbersNext)
+    parent.button_showval.stateChanged.connect(parent.m.UpdatePlots)
     parent.button_showval.setShortcut('V')
     parent.button_showval.setToolTip("Use V Key for shortcut")
         
diff --git a/misc/PlotCanvas.py b/misc/PlotCanvas.py
index 447aeb67e00cd014abac1a091b693ec17e315824..0c4b1c6c09fa4248b9c0d372768bec8b238ea105 100644
--- a/misc/PlotCanvas.py
+++ b/misc/PlotCanvas.py
@@ -324,7 +324,6 @@ class PlotCanvas(FigureCanvas):
         
         # Plot cell numbers
         self.ShowCellNumbers()
-            
         self.update()
         self.flush_events()
                 
@@ -379,6 +378,8 @@ class PlotCanvas(FigureCanvas):
             self.ShowCellNumbersCurr()
             self.ShowCellNumbersNext()
             self.ShowCellNumbersPrev()
+        else:
+            self.clearAnnLists()
         
     
     def ShowCellNumbersCurr(self):
@@ -447,6 +448,18 @@ class PlotCanvas(FigureCanvas):
          self.draw()
         
         
+    def clearAnnLists(self):
+        for ann in self.ann_list:
+            ann.remove()
+        self.ann_list = []
+        for ann in self.ann_list_prev:
+            ann.remove()
+        self.ann_list_prev = []
+        for ann in self.ann_list_next:
+            ann.remove()
+        self.ann_list_next = []
+        
+        
     def updateplot(self, posx, posy):
         """
         it updates the plot once the user clicks on the plot and draws a 4x4 pixel dot