diff --git a/Code/devterm_wiringpi_cpi/README.md b/Code/devterm_wiringpi_cpi/README.md
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+## For developing wiringPi app under devterm a06 a04
+
+```
+ sudo apt remove libwiringpi-dev libwiringpi2
+```
+
+Then
+```
+sudo ./build
+```
+
+