1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index d59fa49..bbd41c7 100644
--- a/Makefile
+++ b/Makefile
@@ -16,7 +16,7 @@ post:
 	SHORT_DATE=`date +"%Y-%m-%d"`; \
 	LONG_DATE=`date +"%a, %d %b %Y"`; \
 	mkdir -p posts/$$CATEGORY; \
-	FILENAME=posts/$$CATEGORY/$$SHORT_DATE-`echo $$TITLE | tr "[:upper:]" "[:lower:]" | tr "[:blank:]" -`.html; \
+	FILENAME=posts/$$CATEGORY/$$SHORT_DATE-`echo $$TITLE | tr -C "[:alnum:]" ' ' | tr "[:upper:]" "[:lower:]" | tr -s "[:blank:]" ' '`.html; \
 	cp $(TEMPLATE) $$FILENAME; \
 	sed -i '' "s/{{ title }}/$$TITLE/g" $$FILENAME; \
 	$$EDITOR $$FILENAME; \