diff --git a/src/coreclr/jit/lclvars.cpp b/src/coreclr/jit/lclvars.cpp
index a9abde124fc37b..e8e4e9999f80e7 100644
--- a/src/coreclr/jit/lclvars.cpp
+++ b/src/coreclr/jit/lclvars.cpp
@@ -3341,7 +3341,7 @@ class LclVarDsc_SmallCode_Less
         {
             if (dsc1->lvIsRegArg)
             {
-                weight2 += 2 * BB_UNITY_WEIGHT_UNSIGNED;
+                weight1 += 2 * BB_UNITY_WEIGHT_UNSIGNED;
             }
 
             if (varTypeIsGC(dsc1->TypeGet()))