diff --git a/anabatic/src/AutoSegment.cpp b/anabatic/src/AutoSegment.cpp
index 55dcadc7..82e354ea 100644
--- a/anabatic/src/AutoSegment.cpp
+++ b/anabatic/src/AutoSegment.cpp
@@ -2104,7 +2104,7 @@ namespace Anabatic {
     cdebug_log(159,0) << "AutoSegment::canMoveUp() " << flags
                       << " (reserve:" << reserve << ") " << this << endl;
     if (Session::getRoutingGauge()->getName() == "FlexLib")
-      reserve += 1.0;
+      reserve += 2.0;
 
     bool   nLowDensity   = true;
     bool   nLowUpDensity = true;