diff --git a/test/Makefile b/test/Makefile
index 9ee8f8e050c..5ecc4a227c5 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -34,8 +34,9 @@ endif
 
 ifneq ($(RUNTEST),)
 check-local:: site.exp
-	PATH="$(LLVMToolDir):$(LLVMExmplDir):$(LLVM_SRC_ROOT)/test/Scripts:$(PATH)" \
-	$(RUNTEST) $(RUNTESTFLAGS)
+	( ulimit -t 600 ; ulimit -d 512000 ; \
+	  PATH="$(LLVMToolDir):$(LLVM_SRC_ROOT)/test/Scripts:$(PATH)" \
+	  $(RUNTEST) $(RUNTESTFLAGS) )
 else
 check-local:: site.exp
 	@echo "*** dejagnu not found.  Make sure runtest is in your PATH, then reconfigure llvm."