diff --git a/src/LedgerTiming.h b/src/LedgerTiming.h
index 50ef49fa80..3221122bb1 100644
--- a/src/LedgerTiming.h
+++ b/src/LedgerTiming.h
@@ -7,18 +7,23 @@
 #ifdef LEDGER_CLOSE_FAST
 
 // Time between one ledger close and the next ledger close
-#	define LEDGER_INTERVAL		60
+#	define LEDGER_INTERVAL			60
 
 // Time we expect avalanche to finish
-#	define LEDGER_CONVERGE		20
+#	define LEDGER_CONVERGE			20
+
+// Time we forcibly abort avalanche
+#	define LEDGER_FORCE_CONVERGE	30
 
 #endif
 
 #ifdef LEDGER_CLOSE_SLOW
 
-#	define LEDGER_INTERVAL		1800
+#	define LEDGER_INTERVAL			1800
 
-#	define LEDGER_CONVERGE		180
+#	define LEDGER_CONVERGE			180
+
+#	define LEDGER_FORCE_CONVERGE	240
 
 // Time a transaction must be unconflicted before we consider it protected
 #	define LEDGER_PROTECT		90