diff --git a/Meta/CMake/locale_data.cmake b/Meta/CMake/locale_data.cmake
index 8af8e0ad9f6..618f8ebed5c 100644
--- a/Meta/CMake/locale_data.cmake
+++ b/Meta/CMake/locale_data.cmake
@@ -1,6 +1,8 @@
 include(${CMAKE_CURRENT_LIST_DIR}/utils.cmake)
 
-set(CLDR_VERSION 45.0.0)
+set(CLDR_VERSION "45.0.0")
+set(CLDR_SHA256 "ba934cdd40ad4fb6439004c7e746bef97fe2b597db1040fcaa6c7d0647742c1b")
+
 set(CLDR_PATH "${SERENITY_CACHE_DIR}/CLDR" CACHE PATH "Download location for CLDR files")
 set(CLDR_VERSION_FILE "${CLDR_PATH}/version.txt")
 
@@ -32,7 +34,7 @@ if (ENABLE_UNICODE_DATABASE_DOWNLOAD)
     remove_path_if_version_changed("${CLDR_VERSION}" "${CLDR_VERSION_FILE}" "${CLDR_PATH}")
 
     if (ENABLE_NETWORK_DOWNLOADS)
-        download_file("${CLDR_ZIP_URL}" "${CLDR_ZIP_PATH}")
+        download_file("${CLDR_ZIP_URL}" "${CLDR_ZIP_PATH}" SHA256 "${CLDR_SHA256}")
         extract_path("${CLDR_PATH}" "${CLDR_ZIP_PATH}" "${CLDR_BCP47_SOURCE}/**" "${CLDR_BCP47_PATH}")
         extract_path("${CLDR_PATH}" "${CLDR_ZIP_PATH}" "${CLDR_CORE_SOURCE}/**" "${CLDR_CORE_PATH}")
         extract_path("${CLDR_PATH}" "${CLDR_ZIP_PATH}" "${CLDR_DATES_SOURCE}/**" "${CLDR_DATES_PATH}")
diff --git a/Meta/gn/secondary/Userland/Libraries/LibLocale/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibLocale/BUILD.gn
index 8287f786193..55b8db89fb3 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibLocale/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibLocale/BUILD.gn
@@ -6,14 +6,16 @@ import("//Userland/Libraries/LibUnicode/enable_unicode_download.gni")
 
 locale_cache = cache_path + "CLDR/"
 
+locale_version = "45.0.0"
+
 if (enable_unicode_database_download) {
   download_file("locale_database_download") {
-    version = "45.0.0"
-    url = "https://github.com/unicode-org/cldr-json/releases/download/" +
-          version + "/cldr-" + version + "-json-modern.zip"
+    version = locale_version
+    url = "https://github.com/unicode-org/cldr-json/releases/download/$version/cldr-$version-json-modern.zip"
     cache = locale_cache
     output = "cldr.zip"
     version_file = "version.txt"
+    sha256 = "ba934cdd40ad4fb6439004c7e746bef97fe2b597db1040fcaa6c7d0647742c1b"
   }
 
   extract_archive_contents("locale_database_files") {