diff --git a/Makefile b/Makefile
index 9995df74ac..6cee02796b 100644
--- a/Makefile
+++ b/Makefile
@@ -264,6 +264,7 @@ export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTFC HOSTLD
 export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
 
 # Make sure pkg-config doesn't look outside the buildroot tree
+HOST_PKG_CONFIG_PATH := $(PKG_CONFIG_PATH)
 unexport PKG_CONFIG_PATH
 unexport PKG_CONFIG_SYSROOT_DIR
 unexport PKG_CONFIG_LIBDIR
@@ -692,7 +693,8 @@ export HOSTCFLAGS
 
 $(BUILD_DIR)/buildroot-config/%onf:
 	mkdir -p $(@D)/lxdialog
-	$(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
+	PKG_CONFIG_PATH="$(HOST_PKG_CONFIG_PATH)" $(MAKE) CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" \
+	    obj=$(@D) -C $(CONFIG) -f Makefile.br $(@F)
 
 DEFCONFIG = $(call qstrip,$(BR2_DEFCONFIG))