diff --git a/src/coreclr/src/tools/crossgen2/ILCompiler.ReadyToRun/Compiler/DependencyAnalysis/ReadyToRun/TransitionBlock.cs b/src/coreclr/src/tools/crossgen2/ILCompiler.ReadyToRun/Compiler/DependencyAnalysis/ReadyToRun/TransitionBlock.cs
index befd129589c878..70f7c4a908e3b5 100644
--- a/src/coreclr/src/tools/crossgen2/ILCompiler.ReadyToRun/Compiler/DependencyAnalysis/ReadyToRun/TransitionBlock.cs
+++ b/src/coreclr/src/tools/crossgen2/ILCompiler.ReadyToRun/Compiler/DependencyAnalysis/ReadyToRun/TransitionBlock.cs
@@ -471,6 +471,9 @@ private sealed class Arm32TransitionBlock : TransitionBlock
             public override int OffsetOfFloatArgumentRegisters => 8 * sizeof(double) + PointerSize;
             public override int EnregisteredParamTypeMaxSize => 0;
             public override int EnregisteredReturnTypeIntegerMaxSize => 4;
+
+            public override bool IsArgPassedByRef(TypeHandle th) => false;
+
             public override int GetRetBuffArgOffset(bool hasThis) => OffsetOfArgumentRegisters + (hasThis ? PointerSize : 0);
         }