diff --git a/.gitignore b/.gitignore
index 9d44dba..bf782a9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@
 /typing_extensions-4.6.3.tar.gz
 /typing_extensions-4.7.0.tar.gz
 /typing_extensions-4.7.1.tar.gz
+/typing_extensions-4.8.0.tar.gz
diff --git a/sources b/sources
index 99de93c..ba50773 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (typing_extensions-4.7.1.tar.gz) = d8ad80a784e95c775baa1ca823dce3b0e4e72a7c728a22fa4b23e82323c406098d2afd179abf8851d65c4eaadcbdb4c233bc9c38b0f83cc99b0cd39cfa953bc2
+SHA512 (typing_extensions-4.8.0.tar.gz) = 5fbff10e085fbf3ac2e35d08d913608d8c8bca66903435ede91cdc7776d775689a53d64f5f0615fe687c6c228ac854c8651d99eb1cb96ec61c56b7ca01fdd440