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-rw-r--r--include/toplevel.mk2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/toplevel.mk b/include/toplevel.mk
index 606e3e584..e13d66781 100644
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -45,7 +45,7 @@ prepare-tmpinfo: FORCE
touch $(TOPDIR)/tmp/.build
.config: ./scripts/config/conf prepare-tmpinfo
- @+if [ \! -f .config ]; then \
+ @+if [ -f .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
[ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
fi