diff --git a/package/network/services/hostapd/Makefile b/package/network/services/hostapd/Makefile
index 2558f2da0b..344896ca62 100644
--- a/package/network/services/hostapd/Makefile
+++ b/package/network/services/hostapd/Makefile
@@ -299,6 +299,7 @@ define Build/Compile/wpad
 		$(call Build/RunMake,wpa_supplicant,-s MULTICALL=1 dump_cflags) | \
 		sed -e 's,-n ,,g' -e 's^$(TARGET_CFLAGS)^^' \
 	` > $(PKG_BUILD_DIR)/.cflags
+	sed -i 's/"/\\"/g' $(PKG_BUILD_DIR)/.cflags
 	+$(call Build/RunMake,hostapd, \
 		CFLAGS="$$$$(cat $(PKG_BUILD_DIR)/.cflags)" \
 		MULTICALL=1 \