diff --git a/script/test1.py b/script/test1.py
index 0663325..cd34a47 100644
--- a/script/test1.py
+++ b/script/test1.py
@@ -10,6 +10,6 @@ class SensorXAxis(ReadableArray):
         return len(rel_x)    #only reads if cache is None
 
 
-x_axis = SensorXAxis(pico_bpm6_ts_sumall)
+x_axis = SensorXAxis(pico_bpm6_ts_sumal)
 
 plot(x_axis.read())
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