diff --git a/odoo/addons/base/data/res_country_data.xml b/odoo/addons/base/data/res_country_data.xml
index 6e82b40c0dd..6a5fec2edfa 100644
--- a/odoo/addons/base/data/res_country_data.xml
+++ b/odoo/addons/base/data/res_country_data.xml
@@ -1294,7 +1294,7 @@
         <record id="sl" model="res.country">
             <field name="name">Sierra Leone</field>
             <field name="code">sl</field>
-            <field name="currency_id" ref="SLL" />
+            <field name="currency_id" ref="SLE" />
             <field eval="232" name="phone_code" />
         </record>
         <record id="sm" model="res.country">
diff --git a/odoo/addons/base/data/res_currency_data.xml b/odoo/addons/base/data/res_currency_data.xml
index 6c8eebb6f21..ad7dcaca94a 100644
--- a/odoo/addons/base/data/res_currency_data.xml
+++ b/odoo/addons/base/data/res_currency_data.xml
@@ -1475,6 +1475,16 @@
             <field name="currency_subunit_label">Cents</field>
         </record>
 
+        <record id="SLE" model="res.currency">
+            <field name="name">SLE</field>
+            <field name="full_name">Sierra Leonean leone</field>
+            <field name="symbol">Le</field>
+            <field name="rounding">0.01</field>
+            <field name="active" eval="False"/>
+            <field name="currency_unit_label">Leone</field>
+            <field name="currency_subunit_label">Cents</field>
+        </record>
+
         <record id="SCR" model="res.currency">
             <field name="name">SCR</field>
             <field name="full_name">Seychellois rupee</field>
diff --git a/odoo/addons/base/data/res_currency_rate_demo.xml b/odoo/addons/base/data/res_currency_rate_demo.xml
index d0b54932972..0947ae126a0 100644
--- a/odoo/addons/base/data/res_currency_rate_demo.xml
+++ b/odoo/addons/base/data/res_currency_rate_demo.xml
@@ -870,6 +870,12 @@
             <field name="rate">5320.43478</field>
         </record>
 
+        <record forcecreate="0" id="rateSLE" model="res.currency.rate">
+            <field name="currency_id" ref="SLE" />
+            <field name="name">2023-06-08</field>
+            <field name="rate">22.5847</field>
+        </record>
+
         <record forcecreate="0" id="rateSCR" model="res.currency.rate">
             <field name="currency_id" ref="SCR" />
             <field name="name">2010-01-01</field>