diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index e0b4f2f4d..443409888 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -170,10 +170,10 @@
https://github.com/dotnet/emsdk
b581f08ff228099e732aa8c8cde53995a5870901
-
- https://github.com/dotnet/source-build
- 10d0f7e94aa45889155c312f51cfc01bf326b853
-
+
+ https://github.com/dotnet/source-build-externals
+ a28332454bd70964205fb18bf3d0a1146a228b25
+