diff --git a/libretranslate/locales/si/LC_MESSAGES/messages.po b/libretranslate/locales/si/LC_MESSAGES/messages.po
index 5e17f96..231e4cb 100644
--- a/libretranslate/locales/si/LC_MESSAGES/messages.po
+++ b/libretranslate/locales/si/LC_MESSAGES/messages.po
@@ -9,13 +9,17 @@ msgstr ""
 "Project-Id-Version: LibreTranslate 1.3.9\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
 "POT-Creation-Date: 2023-01-06 17:52-0500\n"
-"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: Automatically generated\n"
-"Language-Team: none\n"
+"PO-Revision-Date: 2023-07-27 07:54+0000\n"
+"Last-Translator: Overplant Poster <overplant_poster435@users.noreply.hosted."
+"weblate.org>\n"
+"Language-Team: Sinhala <https://hosted.weblate.org/projects/libretranslate/"
+"app/si/>\n"
 "Language: si\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=n > 1;\n"
+"X-Generator: Weblate 5.0-dev\n"
 "Generated-By: Babel 2.11.0\n"
 
 #: libretranslate/app.py:60
@@ -111,11 +115,11 @@ msgstr ""
 
 #: libretranslate/locales/.langs.py:1
 msgid "English"
-msgstr ""
+msgstr "ඉංග්‍රීසි"
 
 #: libretranslate/locales/.langs.py:2
 msgid "Arabic"
-msgstr ""
+msgstr "අරාබි"
 
 #: libretranslate/locales/.langs.py:3
 msgid "Azerbaijani"
@@ -123,7 +127,7 @@ msgstr ""
 
 #: libretranslate/locales/.langs.py:4
 msgid "Chinese"
-msgstr ""
+msgstr "චීන"
 
 #: libretranslate/locales/.langs.py:5
 msgid "Czech"
@@ -147,15 +151,15 @@ msgstr ""
 
 #: libretranslate/locales/.langs.py:10
 msgid "French"
-msgstr ""
+msgstr "ප්‍රංශ"
 
 #: libretranslate/locales/.langs.py:11
 msgid "German"
-msgstr ""
+msgstr "ජර්මානු"
 
 #: libretranslate/locales/.langs.py:12
 msgid "Greek"
-msgstr ""
+msgstr "ග්‍රීක"
 
 #: libretranslate/locales/.langs.py:13
 msgid "Hebrew"
@@ -163,7 +167,7 @@ msgstr ""
 
 #: libretranslate/locales/.langs.py:14
 msgid "Hindi"
-msgstr ""
+msgstr "හින්දි"
 
 #: libretranslate/locales/.langs.py:15
 msgid "Hungarian"
@@ -179,15 +183,15 @@ msgstr ""
 
 #: libretranslate/locales/.langs.py:18
 msgid "Italian"
-msgstr ""
+msgstr "ඉතාලි"
 
 #: libretranslate/locales/.langs.py:19
 msgid "Japanese"
-msgstr ""
+msgstr "ජපන්"
 
 #: libretranslate/locales/.langs.py:20
 msgid "Korean"
-msgstr ""
+msgstr "කොරියානු"
 
 #: libretranslate/locales/.langs.py:21
 msgid "Persian"
@@ -203,7 +207,7 @@ msgstr ""
 
 #: libretranslate/locales/.langs.py:24
 msgid "Russian"
-msgstr ""
+msgstr "රුසියානු"
 
 #: libretranslate/locales/.langs.py:25
 msgid "Slovak"
@@ -235,7 +239,7 @@ msgstr ""
 
 #: libretranslate/locales/.swag.py:2
 msgid "List of languages"
-msgstr ""
+msgstr "භාෂා ලැයිස්තුව"
 
 #: libretranslate/locales/.swag.py:3
 msgid "translate"
@@ -358,7 +362,7 @@ msgstr ""
 
 #: libretranslate/locales/.swag.py:32
 msgid "Suggested translation"
-msgstr ""
+msgstr "යෝජිත පරිවර්තනය"
 
 #: libretranslate/locales/.swag.py:33
 msgid "Language of original text"
@@ -366,7 +370,7 @@ msgstr ""
 
 #: libretranslate/locales/.swag.py:34
 msgid "Language of suggested translation"
-msgstr ""
+msgstr "යෝජිත පරිවර්තනයේ භාෂාව"
 
 #: libretranslate/locales/.swag.py:35
 msgid "feedback"
@@ -374,7 +378,7 @@ msgstr ""
 
 #: libretranslate/locales/.swag.py:36
 msgid "Language code"
-msgstr ""
+msgstr "භාෂා කේතය"
 
 #: libretranslate/locales/.swag.py:37
 msgid "Human-readable language name (in English)"
@@ -513,7 +517,7 @@ msgstr ""
 
 #: libretranslate/templates/index.html:68
 msgid "GitHub"
-msgstr ""
+msgstr "GitHub"
 
 #: libretranslate/templates/index.html:70
 msgid "Set API Key"
@@ -618,7 +622,7 @@ msgstr ""
 
 #: libretranslate/templates/index.html:334
 msgid "License:"
-msgstr ""
+msgstr "බලපත්‍රය:"
 
 #: libretranslate/templates/index.html:337
 #, python-format