diff --git a/librfm95.c b/librfm95.c
index 0cd8ca9..f550e3c 100644
--- a/librfm95.c
+++ b/librfm95.c
@@ -116,7 +116,7 @@
     regWrite(RFM_FSK_PREA_LSB, 0x05);
 
     // AutoRestartRxMode off, PreamblePolarity 0xaa, SyncOn,
-    // FifoFillCondition if SyncAddress, SyncSize + 1 = 3 bytes
+    // SyncSize + 1 = 3 bytes
     regWrite(RFM_FSK_SYNC_CONFIG, 0x12);
 
     // just set all sync word values to some really creative value