diff --git a/src/builder/tags.json b/src/builder/tags.json
index d4dafd92..b3022263 100644
--- a/src/builder/tags.json
+++ b/src/builder/tags.json
@@ -1,4 +1,9 @@
 [
+  {
+    "installer": false,
+    "version": "v3.13.0b3",
+    "zipBall": "https://api.github.com/repos/python/cpython/zipball/refs/tags/v3.13.0b3"
+  },
   {
     "installer": false,
     "version": "v3.13.0b2",