diff --git a/compiler/optimizing/code_generator_arm.cc b/compiler/optimizing/code_generator_arm.cc
index 197e473..e010662 100644
--- a/compiler/optimizing/code_generator_arm.cc
+++ b/compiler/optimizing/code_generator_arm.cc
@@ -4742,7 +4742,7 @@
 
 void InstructionCodeGeneratorARM::VisitArrayLength(HArrayLength* instruction) {
   LocationSummary* locations = instruction->GetLocations();
-  uint32_t offset = mirror::Array::LengthOffset().Uint32Value();
+  uint32_t offset = CodeGenerator::GetArrayLengthOffset(instruction);
   Register obj = locations->InAt(0).AsRegister<Register>();
   Register out = locations->Out().AsRegister<Register>();
   __ LoadFromOffset(kLoadWord, out, obj, offset);