Index: firmware/App/Modes/TreatmentRecirc.c
===================================================================
diff -u -r98cc51d12256e9e9d63632d0206e9cd6e5b92429 -r6cf7d2282ffcfd9306b48a9f86d6d5c78e9a6c5b
--- firmware/App/Modes/TreatmentRecirc.c	(.../TreatmentRecirc.c)	(revision 98cc51d12256e9e9d63632d0206e9cd6e5b92429)
+++ firmware/App/Modes/TreatmentRecirc.c	(.../TreatmentRecirc.c)	(revision 6cf7d2282ffcfd9306b48a9f86d6d5c78e9a6c5b)
@@ -122,8 +122,8 @@
     setValvePosition( VDO, VALVE_POSITION_C_CLOSE );
     setupForRecirculationStopState();
 
-    // Disable venous bubble detection while recirculating
-    setVenousBubbleDetectionEnabled( FALSE );
+    // Enable venous bubble detection while recirculating
+    setVenousBubbleDetectionEnabled( TRUE );
 
     // Ensure syringe pump is stopped
     stopSyringePump();