diff --git a/dcalc/LumpedCapDelayCalc.cc b/dcalc/LumpedCapDelayCalc.cc
index 03d23808..4c4a1251 100644
--- a/dcalc/LumpedCapDelayCalc.cc
+++ b/dcalc/LumpedCapDelayCalc.cc
@@ -168,7 +168,7 @@ LumpedCapDelayCalc::makeResult(const LibertyLibrary *drvr_library,
   for (const auto [load_pin, load_idx] : load_pin_index_map) {
     ArcDelay wire_delay = 0.0;
     Slew load_slew = drvr_slew;
-    thresholdAdjust(load_pin, drvr_library, rf, wire_delay, drvr_slew);
+    thresholdAdjust(load_pin, drvr_library, rf, wire_delay, load_slew);
     dcalc_result.setWireDelay(load_idx, wire_delay);
     dcalc_result.setLoadSlew(load_idx, load_slew);
   }