diff --git a/make/projects-dir.mk b/make/projects-dir.mk
index 54dded31..42095503 100644
--- a/make/projects-dir.mk
+++ b/make/projects-dir.mk
@@ -211,12 +211,14 @@ list-files:
 $(TEXT_FILES_CACHE):
 	@make -s text-files-update
 text-files-update:
-	make -s --no-print-directory list-files | xargs file -N | grep ":.*text" | cut -d: -f1 > $(TEXT_FILES_CACHE).tmp
+	make -s --no-print-directory list-files | tr '\n' '\0' | xargs -0 file -N | sed "/:.*text/I !d; s/:.*//" > $(TEXT_FILES_CACHE).tmp
 	mv $(TEXT_FILES_CACHE).tmp $(TEXT_FILES_CACHE)
 text-files-update-all:
 	@PROJECTS_TXT= make text-files-update
 text-files-list list-text-files: | $(TEXT_FILES_CACHE)
 	@cat $(TEXT_FILES_CACHE)
+text-files-list-0 list-text-files-0: | $(TEXT_FILES_CACHE)
+	@cat $(TEXT_FILES_CACHE) | tr '\n' '\0'
 
 cloc:
 	for p in $(GIT_PROJECTS); do \