diff --git a/frontends/ycdl_flask/ycdl_flask/jinja_filters.py b/frontends/ycdl_flask/ycdl_flask/jinja_filters.py
index eb71c42..04c9ca5 100644
--- a/frontends/ycdl_flask/ycdl_flask/jinja_filters.py
+++ b/frontends/ycdl_flask/ycdl_flask/jinja_filters.py
@@ -14,7 +14,7 @@ def seconds_to_hms(seconds):
     parts = []
     if hours:
         parts.append(hours)
-    if minutes:
+    if hours or minutes:
         parts.append(minutes)
     parts.append(seconds)
     hms = ':'.join(f'{part:02d}' for part in parts)