diff --git a/lib/VMCore/Instruction.cpp b/lib/VMCore/Instruction.cpp
index 342614e..8b13e6e 100644
--- a/lib/VMCore/Instruction.cpp
+++ b/lib/VMCore/Instruction.cpp
@@ -120,6 +120,7 @@
   case Shl:     return "shl";
   case Shr:     return "shr";
   case VAArg:   return "va_arg";
+  case ExtractElement: return "extractelement";
 
   default: return "<Invalid operator> ";
   }