diff --git a/src/memories.rs b/src/memories.rs
index f120d36..c3754d3 100644
--- a/src/memories.rs
+++ b/src/memories.rs
@@ -567,13 +567,13 @@ pub async fn list_memories(
     match span_mode {
         // Sort by absolute time for a more 'overview'
         MemoriesSpan::Month => memories_with_dates.sort_by(|a, b| a.1.cmp(&b.1)),
-        // For week span, sort by day of month, then by full timestamp (oldest first)
+        // For week span, sort by full date + timestamp (chronological)
         MemoriesSpan::Week => {
             memories_with_dates.sort_by(|a, b| {
-                // First, sort by day of month
-                let day_cmp = a.1.day().cmp(&b.1.day());
-                if day_cmp != std::cmp::Ordering::Equal {
-                    return day_cmp;
+                // First, sort by full date (year, month, day)
+                let date_cmp = a.1.cmp(&b.1);
+                if date_cmp != std::cmp::Ordering::Equal {
+                    return date_cmp;
                 }
 
                 // Then sort by full created timestamp (oldest to newest)