diff --git a/src/tests/system/Jamfile b/src/tests/system/Jamfile
index b08071d55c..6b57db7a4d 100644
--- a/src/tests/system/Jamfile
+++ b/src/tests/system/Jamfile
@@ -3,7 +3,7 @@ SubDir HAIKU_TOP src tests system ;
 SubInclude HAIKU_TOP src tests system benchmarks ;
 SubInclude HAIKU_TOP src tests system boot ;
 SubInclude HAIKU_TOP src tests system glue ;
-if $(TARGET_CC_IS_LEGACY_GCC_$(architecture)) = 0 {
+if $(TARGET_CC_IS_LEGACY_GCC_$(TARGET_PACKAGING_ARCH)) = 0 {
 	SubInclude HAIKU_TOP src tests system kernel ;
 }
 SubInclude HAIKU_TOP src tests system libroot ;