diff --git a/Makefile b/Makefile
index 7dd525d..92435a9 100644
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,7 @@ syscall: user_lib
 	$(MAKE) build -C test/syscall_tests/
 	$(RM) test/syscall_tests/*.o
 	mkdir -p ${TOPDIR}/target/guac/
-	find . -name '*.guac' -exec mv {} ${TOPDIR}/target/guac/ \;
+	find . -name '*.guac' -exec mv {} ${TOPDIR}/target/guac/ 2> /dev/null \;
 
 clean:
 	$(MAKE) clean -C userlib/