diff --git a/testing/irtest/cmd.cxx b/testing/irtest/cmd.cxx
index c52cb4ff2..44d07f39f 100644
--- a/testing/irtest/cmd.cxx
+++ b/testing/irtest/cmd.cxx
@@ -37,8 +37,6 @@
  * Pre-processor Definitions
  ****************************************************************************/
 
-#define ERROR -1
-
 /****************************************************************************
  * Private Data
  ****************************************************************************/