diff --git a/Cargo.lock b/Cargo.lock
index 9363eb707d3c..ceee2c796a56 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -967,9 +967,9 @@ dependencies = [
 
 [[package]]
 name = "const_fn"
-version = "0.4.3"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c478836e029dcef17fb47c89023448c64f781a046e0300e257ad8225ae59afab"
+checksum = "fbdcdcb6d86f71c5e97409ad45898af11cbc995b4ee8112d59095a28d376c935"
 
 [[package]]
 name = "constant_time_eq"