diff --git a/lean-toolchain b/lean-toolchain
index 7b78f8f418..541cf60d95 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2025-02-01
+leanprover/lean4-pr-releases:pr-release-6901