diff --git a/docs/THIRDPARTY b/docs/THIRDPARTY
index 1cd50c5ad6..c4f65d61ab 100644
--- a/docs/THIRDPARTY
+++ b/docs/THIRDPARTY
@@ -117,11 +117,6 @@ Copyright: Google, Inc.
 License: Apache-2.0
 Comment: Material volume icon (rounded) with custom cross symbol
 
-Files: web/shared/icons/scheduled-messages.svg
-Copyright: 2013-2023 Cole Bemis (https://feathericons.com)
-License: Expat
-Comment: Icon has been modified by Vlad Koborov
-
 Files: web/shared/icons/smart-toy.svg
 Source: https://fonts.google.com/icons?selected=Material+Symbols+Rounded:smart_toy
 Copyright: Google, Inc.
@@ -1497,5 +1492,5 @@ License: ISC License
  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE
  FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
  DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 
+ WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
  ARISING OUT OF OR IN CONNECTION  WITH THE USE ORPERFORMANCE OF THIS SOFTWARE
diff --git a/help/include/go-to-scheduled-messages.md b/help/include/go-to-scheduled-messages.md
index de2fa4e925..632af31cb3 100644
--- a/help/include/go-to-scheduled-messages.md
+++ b/help/include/go-to-scheduled-messages.md
@@ -1,4 +1,4 @@
-1. Click on <i class="zulip-icon zulip-icon-scheduled-messages"></i>**Scheduled messages**
+1. Click on <i class="zulip-icon zulip-icon-calendar-days"></i>**Scheduled messages**
    in the left sidebar. If the **views** section is collapsed, click on
    the **ellipsis** (<i class="zulip-icon zulip-icon-more-vertical"></i>), and
-   select <i class="zulip-icon zulip-icon-scheduled-messages"></i>**Scheduled messages**.
+   select <i class="zulip-icon zulip-icon-calendar-days"></i>**Scheduled messages**.
diff --git a/web/shared/icons/scheduled-messages.svg b/web/shared/icons/scheduled-messages.svg
deleted file mode 100644
index f522cdfbbe..0000000000
Binary files a/web/shared/icons/scheduled-messages.svg and /dev/null differ
diff --git a/web/templates/left_sidebar.hbs b/web/templates/left_sidebar.hbs
index 5996361128..cde4e04df8 100644
--- a/web/templates/left_sidebar.hbs
+++ b/web/templates/left_sidebar.hbs
@@ -134,7 +134,7 @@
             <li class="top_left_scheduled_messages top_left_row hidden-for-spectators">
                 <a class="left-sidebar-navigation-label-container" href="#scheduled">
                     <span class="filter-icon">
-                        <i class="zulip-icon zulip-icon-scheduled-messages" aria-hidden="true"></i>
+                        <i class="zulip-icon zulip-icon-calendar-days" aria-hidden="true"></i>
                     </span>
                     {{~!-- squash whitespace --~}}
                     <span class="left-sidebar-navigation-label">{{t 'Scheduled messages' }}</span>
diff --git a/web/templates/popovers/left_sidebar/left_sidebar_condensed_views_popover.hbs b/web/templates/popovers/left_sidebar/left_sidebar_condensed_views_popover.hbs
index 215bf4863e..9fadfe7229 100644
--- a/web/templates/popovers/left_sidebar/left_sidebar_condensed_views_popover.hbs
+++ b/web/templates/popovers/left_sidebar/left_sidebar_condensed_views_popover.hbs
@@ -16,7 +16,7 @@
         {{#if has_scheduled_messages }}
         <li role="none" class="link-item popover-menu-list-item condensed-views-popover-menu-scheduled-messages">
             <a href="#scheduled" role="menuitem" class="popover-menu-link" tabindex="0">
-                <i class="popover-menu-icon zulip-icon zulip-icon-scheduled-messages" aria-hidden="true"></i>
+                <i class="popover-menu-icon zulip-icon zulip-icon-calendar-days" aria-hidden="true"></i>
                 <span class="popover-menu-label">{{t 'Scheduled messages' }}</span>
                 <span class="unread_count"></span>
             </a>