diff --git a/include/download.mk b/include/download.mk
index e0d743a4d..4e201464b 100644
--- a/include/download.mk
+++ b/include/download.mk
@@ -70,7 +70,7 @@ define DownloadMethod/svn
 		cd $(TMP_DIR)/dl && \
 		rm -rf $(SUBDIR) && \
 		[ \! -d $(SUBDIR) ] && \
-		svn export --non-interactive -r$(VERSION) $(URL) $(SUBDIR) && \
+		svn export --non-interactive --trust-server-cert -r$(VERSION) $(URL) $(SUBDIR) && \
 		echo "Packing checkout..." && \
 		$(call dl_pack,$(TMP_DIR)/dl/$(FILE),$(SUBDIR)) && \
 		mv $(TMP_DIR)/dl/$(FILE) $(DL_DIR)/ && \