diff --git a/Makefile b/Makefile
index 9aa7399f1..2e698cc18 100644
--- a/Makefile
+++ b/Makefile
@@ -367,7 +367,7 @@ dirs: $(DL_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \
 $(BASE_TARGETS): dirs $(O)/toolchainfile.cmake
 
 $(BUILD_DIR)/buildroot-config/auto.conf: $(CONFIG_DIR)/.config
-	$(MAKE) $(EXTRAMAKEARGS) silentoldconfig
+	$(MAKE) $(EXTRAMAKEARGS) HOSTCC="$(HOSTCC_NOCCACHE)" HOSTCXX="$(HOSTCXX_NOCCACHE)" silentoldconfig
 
 prepare: $(BUILD_DIR)/buildroot-config/auto.conf