diff --git a/DCC.cpp b/DCC.cpp
index e576812..60c07df 100644
--- a/DCC.cpp
+++ b/DCC.cpp
@@ -620,14 +620,23 @@ bool DCC::issueReminder(int reg) {
        case 1: // remind function group 1 (F0-F4)
           if (flags & FN_GROUP_1)
               setFunctionInternal(loco,0, 128 | ((functions>>1)& 0x0F) | ((functions & 0x01)<<4)); // 100D DDDD
+#ifdef DISABLE_FUNCTION_REMINDERS
+          flags&= ~FN_GROUP_1;  // dont send them again
+#endif
           break;
        case 2: // remind function group 2 F5-F8
           if (flags & FN_GROUP_2)
               setFunctionInternal(loco,0, 176 | ((functions>>5)& 0x0F));                           // 1011 DDDD
+#ifdef DISABLE_FUNCTION_REMINDERS
+          flags&= ~FN_GROUP_2;  // dont send them again
+#endif
           break;
        case 3: // remind function group 3 F9-F12
           if (flags & FN_GROUP_3)
               setFunctionInternal(loco,0, 160 | ((functions>>9)& 0x0F));                           // 1010 DDDD
+#ifdef DISABLE_FUNCTION_REMINDERS
+          flags&= ~FN_GROUP_3;  // dont send them again
+#endif
           break;
        case 4: // remind function group 4 F13-F20
           if (flags & FN_GROUP_4)