diff --git a/regression/Makefile b/regression/Makefile
index ceaaebed..f4134fdb 100644
--- a/regression/Makefile
+++ b/regression/Makefile
@@ -66,7 +66,7 @@ endif
 
 ifeq ($(SUITE),UnittestSuite)
 PROJECT=unittest
-CONFIGS=UncoreUnitTestConfig TLSimpleUnitTestConfig TLWidthUnitTestConfig TLXbarUnitTestConfig
+CONFIGS=UncoreUnitTestConfig TLSimpleUnitTestConfig TLWidthUnitTestConfig
 endif
 
 ifeq ($(SUITE), JtagDtmSuite)