Index: firmware/App/Modes/Prime.c
===================================================================
diff -u -r9feea867113c62088f0ce91750127972dbd9bf53 -re5d1d67106a93a6cd1b5692b586625d715732e2f
--- firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 9feea867113c62088f0ce91750127972dbd9bf53)
+++ firmware/App/Modes/Prime.c	(.../Prime.c)	(revision e5d1d67106a93a6cd1b5692b586625d715732e2f)
@@ -359,9 +359,10 @@
     // Keep updating start time until the user requested priming
     primeStartTime = getMSTimerCount();
 
-#ifndef SKIP_UI_INTERACTION
-    if ( TRUE == primeStartRequested )
+#ifdef SKIP_UI_INTERACTION
+    primeStartRequested = TRUE;
 #endif
+    if ( TRUE == primeStartRequested )
     {
         primeStartRequested = FALSE;
         state = HD_PRIME_SALINE_SETUP_STATE;