diff --git a/Cargo.lock b/Cargo.lock
index 03cad6ca..d14b64fd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2157,9 +2157,9 @@ checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
 [[package]]
 name = "mimalloc"
-version = "0.1.45"
+version = "0.1.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03cb1f88093fe50061ca1195d336ffec131347c7b833db31f9ab62a2d1b7925f"
+checksum = "99585191385958383e13f6b822e6b6d8d9cf928e7d286ceb092da92b43c87bc1"
 dependencies = [
  "libmimalloc-sys",
 ]