Index: firmware/App/HDCommon.h
===================================================================
diff -u -r3533955f242cec0505e8826e0e2d96f7b79ad499 -r0798ef0a54e4ddaa551ced7b2bd9b032aa458095
--- firmware/App/HDCommon.h	(.../HDCommon.h)	(revision 3533955f242cec0505e8826e0e2d96f7b79ad499)
+++ firmware/App/HDCommon.h	(.../HDCommon.h)	(revision 0798ef0a54e4ddaa551ced7b2bd9b032aa458095)
@@ -75,6 +75,7 @@
     #define SKIP_AIR_BUBBLE_CHECK           1           // Skip air bubble detector self-test.
     #define DISABLE_OCCLUSION_SELF_TEST     1           // Skip occlusion sensor self-test.
     #define DISABLE_FPGA_COUNTER_CHECKS     1           // Disable alarms associated with FPGA read/error counters
+//    #define ALLOW_1_MIN_TREATMENT_DURATION  1           // Allow user to change treatment duration to as low as 1 minute
 
     #include <stdio.h>
     #include <strings.h>