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-rw-r--r--ui-shared.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/ui-shared.c b/ui-shared.c
index 21f581f..54bbde7 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -692,9 +692,11 @@ void cgit_print_http_headers(void)
                 htmlf("Content-Type: %s\n", ctx.page.mimetype);
         if (ctx.page.size)
                 htmlf("Content-Length: %zd\n", ctx.page.size);
-        if (ctx.page.filename)
-                htmlf("Content-Disposition: inline; filename=\"%s\"\n",
-                      ctx.page.filename);
+        if (ctx.page.filename) {
+                html("Content-Disposition: inline; filename=\"");
+                html_header_arg_in_quotes(ctx.page.filename);
+                html("\"\n");
+        }
         if (!ctx.env.authenticated)
                 html("Cache-Control: no-cache, no-store\n");
         htmlf("Last-Modified: %s\n", http_date(ctx.page.modified));