diff --git a/compiler/utils/x86/assembler_x86.cc b/compiler/utils/x86/assembler_x86.cc
index 1f0dba5..03744e4 100644
--- a/compiler/utils/x86/assembler_x86.cc
+++ b/compiler/utils/x86/assembler_x86.cc
@@ -51,7 +51,8 @@
   AssemblerBuffer::EnsureCapacity ensured(&buffer_);
   EmitUint8(0xE8);
   static const int kSize = 5;
-  EmitLabel(label, kSize);
+  // Offset by one because we already have emitted the opcode.
+  EmitLabel(label, kSize - 1);
 }