diff --git a/src/ui/Ui.py b/src/ui/Ui.py
index 7c50c6f..98d26ee 100644
--- a/src/ui/Ui.py
+++ b/src/ui/Ui.py
@@ -80,10 +80,16 @@ class Ui():
             self.thirstBar.updateFill(statistics.thirst)
             consoleLines.append("Stamina: " + str(statistics.thirst))
 
-        self.console.addLinesToConsoleAndScrollToDisplayThem(consoleLines)
+        if len(consoleLines) > 0:
+            self.console.addLinesToConsoleAndScrollToDisplayThem(consoleLines)
 
     def updateBasedOnPygameEvent(self, event: pygame.event):
-        pass
+        if event.type == pygame.MOUSEBUTTONDOWN:
+            console = self.console
+            if event.button == 4:
+                console.writeConsoleLines(console.topWrittenLineInd + 1)
+            elif event.button == 5:
+                console.writeConsoleLines(console.topWrittenLineInd - 1)
 
 
 class Colors(Enum):
diff --git a/src/ui/UiConsole.py b/src/ui/UiConsole.py
index 1c57793..d1afc11 100644
--- a/src/ui/UiConsole.py
+++ b/src/ui/UiConsole.py
@@ -35,8 +35,8 @@ class UiConsole(UiElement):
         self.image.fill(self.bgColor)
         if startingLineInd < 0:
             startingLineInd = 0
-        elif startingLineInd > self.linesImagesCount:
-            startingLineInd = self.linesImagesCount
+        elif startingLineInd >= self.linesImagesCount:
+            startingLineInd = self.linesImagesCount - 1
         self.topWrittenLineInd = startingLineInd
         writtenLines = 0
         for i in range(startingLineInd, min(self.maxLines + startingLineInd, self.linesImagesCount)):