diff --git a/addons/mail/i18n/mail.pot b/addons/mail/i18n/mail.pot
index e056c44d17b..82c906ef14c 100644
--- a/addons/mail/i18n/mail.pot
+++ b/addons/mail/i18n/mail.pot
@@ -3729,7 +3729,7 @@ msgstr ""
 
 #. module: mail
 #. openerp-web
-#: code:addons/mail/static/src/components/composer/composer.xml:0
+#: code:addons/mail/static/src/models/composer_view/composer_view.js:0
 #: code:addons/mail/static/src/xml/web_kanban_activity.xml:0
 #: code:addons/mail/static/src/xml/web_kanban_activity.xml:0
 #: model_terms:ir.ui.view,arch_db:mail.email_compose_message_wizard_form
@@ -5898,7 +5898,7 @@ msgstr ""
 
 #. module: mail
 #. openerp-web
-#: code:addons/mail/static/src/components/composer/composer.xml:0
+#: code:addons/mail/static/src/models/composer_view/composer_view.js:0
 #: model_terms:ir.ui.view,arch_db:mail.email_compose_message_wizard_form
 #, python-format
 msgid "Send"
diff --git a/addons/mail/static/src/components/composer/composer.xml b/addons/mail/static/src/components/composer/composer.xml
index 1e62f32b675..c703120cacd 100644
--- a/addons/mail/static/src/components/composer/composer.xml
+++ b/addons/mail/static/src/components/composer/composer.xml
@@ -153,8 +153,6 @@
             <t t-if="props.hasSendButton">
                 <button class="o_Composer_actionButton o_Composer_button o_Composer_buttonSend btn btn-primary"
                     t-att-class="{
-                        'fa': messaging.device.isMobile,
-                        'fa-paper-plane-o': messaging.device.isMobile,
                         'o-last': messaging.device.isMobile or !props.hasDiscardButton,
                         'o-composer-is-compact': props.isCompact,
                         'o-has-current-partner-avatar': props.hasCurrentPartnerAvatar,
@@ -163,7 +161,8 @@
                     type="button"
                     t-on-click="_onClickSend"
                 >
-                    <t t-if="!messaging.device.isMobile"><t t-if="composerView.composer.isLog">Log</t><t t-else="">Send</t></t>
+                    <t t-if="!messaging.device.isMobile"><t t-esc="composerView.sendButtonText"/></t>
+                    <t t-else=""><i class="fa fa-paper-plane-o"/></t>
                 </button>
             </t>
             <t t-if="!messaging.device.isMobile and props.hasDiscardButton">
diff --git a/addons/mail/static/src/components/composer/tests/composer_tests.js b/addons/mail/static/src/components/composer/tests/composer_tests.js
index f7675ba91d1..12bc14fb5ca 100644
--- a/addons/mail/static/src/components/composer/tests/composer_tests.js
+++ b/addons/mail/static/src/components/composer/tests/composer_tests.js
@@ -2141,6 +2141,23 @@ QUnit.test('[technical] does not crash when an attachment is removed before its
     );
 });
 
+QUnit.test('send button on mail.channel should have "Send" as label', async function (assert) {
+    assert.expect(1);
+
+    this.data['mail.channel'].records.push({ id: 20 });
+    const { createComposerComponent } = await this.start();
+    const thread = this.messaging.models['mail.thread'].findFromIdentifyingData({
+        id: 20,
+        model: 'mail.channel',
+    });
+    await createComposerComponent(thread.composer);
+    assert.strictEqual(
+        document.querySelector('.o_Composer_buttonSend').textContent,
+        "Send",
+        "Send button of mail.channel composer should have 'Send' as label",
+    );
+});
+
 });
 });
 });
diff --git a/addons/mail/static/src/models/composer_view/composer_view.js b/addons/mail/static/src/models/composer_view/composer_view.js
index 6bce7914ec4..d1f60e766c9 100644
--- a/addons/mail/static/src/models/composer_view/composer_view.js
+++ b/addons/mail/static/src/models/composer_view/composer_view.js
@@ -546,6 +546,22 @@ function factory(dependencies) {
             }
         }
 
+        /**
+         * @private
+         * @returns {string}
+         */
+        _computeSendButtonText() {
+            if (
+                this.composer &&
+                this.composer.isLog &&
+                this.composer.activeThread &&
+                this.composer.activeThread.model !== 'mail.channel'
+            ) {
+                return this.env._t("Log");
+            }
+            return this.env._t("Send");
+        }
+
         /**
          * @private
          * @returns {string}
@@ -931,6 +947,12 @@ function factory(dependencies) {
             inverse: 'composerViewInEditing',
             readonly: true,
         }),
+        /**
+         * Determines the label on the send button of this composer view.
+         */
+        sendButtonText: attr({
+            compute: '_computeSendButtonText',
+        }),
         /**
          * States which type of suggestion is currently in progress, if any.
          * The value of this field contains the magic char that corresponds to