diff --git a/src/pages/session/[slug].astro b/src/pages/session/[slug].astro
index ffcf4ca4c..f353202cc 100644
--- a/src/pages/session/[slug].astro
+++ b/src/pages/session/[slug].astro
@@ -100,7 +100,7 @@ const nextSessionsOrdered = sameRoomNextSession
               {formatInTimeZone(
                 entry.data.start,
                 "Europe/Prague",
-                "HH:mm 'on' dd MMMM yyyy",
+                "HH:mm 'on' EEEE, dd MMMM yyyy"
               )}
             </dd>
           </>
@@ -114,7 +114,7 @@ const nextSessionsOrdered = sameRoomNextSession
               {formatInTimeZone(
                 entry.data.end,
                 "Europe/Prague",
-                "HH:mm 'on' dd MMMM yyyy",
+                "HH:mm 'on' EEEE, dd MMMM yyyy"
               )}
             </dd>
           </>