diff --git a/docs/lessons/seismograph/activity.md b/docs/lessons/seismograph/activity.md
index a461bd69..e8a47e15 100644
--- a/docs/lessons/seismograph/activity.md
+++ b/docs/lessons/seismograph/activity.md
@@ -97,11 +97,11 @@ First, notice that moving the micro:bit in the simulator in any direction, you w
  
 Connect a micro:bit to your computer using your USB cable
 
-![](/static/mb/lessons/seismograph3.png)
+![](/static/mb/lessons/seismograph12.png)
 
 Click or tap the compile button for the seismograph program to run the program on the micro:bit. 
 
-![](/static/mb/lessons/seismograph4.png)
+![](/static/mb/lessons/seismograph22.png)
 
 ## 3. 
 
diff --git a/docs/static/mb/lessons/seismograph22.png b/docs/static/mb/lessons/seismograph22.png
new file mode 100644
index 00000000..6730eedf
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diff --git a/docs/static/mb/lessons/seismograph32.png b/docs/static/mb/lessons/seismograph32.png
new file mode 100644
index 00000000..6730eedf
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