diff --git a/package.json b/package.json
index dc5891d..163a25e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "my-weekly-todo-list",
-  "version": "1.81.8",
+  "version": "1.81.9",
   "description": "A web-based weekly task management application that organizes to-dos and calendar events in a single, intuitive weekly view",
   "main": "index.js",
   "scripts": {
diff --git a/src/app/globals.css b/src/app/globals.css
index 7ee3218..f8c6dc0 100644
--- a/src/app/globals.css
+++ b/src/app/globals.css
@@ -3461,6 +3461,11 @@ h3 {
   background: rgba(0, 154, 154, 0.15);
 }
 
+/* When header shows "Selected Day" in single-day view the weekday header is redundant */
+.header-current-day-single .weekly-day-header {
+  display: none !important;
+}
+
 /* ============================================
    LIST VIEW STYLES
    ============================================ */
diff --git a/src/components/WeeklyView.tsx b/src/components/WeeklyView.tsx
index 61b60a2..f5025c4 100644
--- a/src/components/WeeklyView.tsx
+++ b/src/components/WeeklyView.tsx
@@ -5319,7 +5319,7 @@ export default function WeeklyView() {
 
     return (
         <div
-            className={`weekly-container ${darkMode ? "dark-mode" : ""} font-size-${(profile.fontSize ?? "M").toLowerCase()} ${profile.viewStyle}-view ${profile.showTimeGrid ? "time-grid-on" : "time-grid-off"}`}
+            className={`weekly-container ${darkMode ? "dark-mode" : ""} font-size-${(profile.fontSize ?? "M").toLowerCase()} ${profile.viewStyle}-view ${profile.showTimeGrid ? "time-grid-on" : "time-grid-off"}${(() => { const hd = isMobile ? (isPortrait ? (profile.mobilePortraitHeaderDisplay || "current_day") : (profile.mobileLandscapeHeaderDisplay || profile.headerDisplay || "kw")) : (profile.headerDisplay || "kw"); return (viewDays === 1 && hd === "current_day") ? " header-current-day-single" : ""; })()}`}
             style={containerStyle}
         >
             {/* Mobile sticky day indicator */}