diff --git a/lean-toolchain b/lean-toolchain
index d200fcb0bd..8d3d3f4c68 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2025-02-05
+leanprover/lean4:nightly-2025-02-06