diff --git a/Cargo.lock b/Cargo.lock
index 1da05c4..f663a04 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -171,9 +171,9 @@ checksum = "99227334921fae1a979cf0bfdfcc6b3e5ce376ef57e16fb6fb3ea2ed6095f80c"
 
 [[package]]
 name = "libmimalloc-sys"
-version = "0.1.34"
+version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25d058a81af0d1c22d7a1c948576bee6d673f7af3c0f35564abd6c81122f513d"
+checksum = "3979b5c37ece694f1f5e51e7ecc871fdb0f517ed04ee45f88d15d6d553cb9664"
 dependencies = [
  "cc",
  "libc",
@@ -196,9 +196,9 @@ dependencies = [
 
 [[package]]
 name = "mimalloc"
-version = "0.1.38"
+version = "0.1.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "972e5f23f6716f62665760b0f4cbf592576a80c7b879ba9beaafc0e558894127"
+checksum = "fa01922b5ea280a911e323e4d2fd24b7fe5cc4042e0d2cda3c40775cdc4bdc9c"
 dependencies = [
  "libmimalloc-sys",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index e7a9b51..3be92cb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ name = "bbl2csv"
 [dependencies]
 exitcode = "1.1.2"
 lexopt = "0.3.0"
-mimalloc = "0.1.38"
+mimalloc = "0.1.39"
 rayon = "1.7.0"
 tracing = { version = "0.1.38", default-features = false, features = ["release_max_level_debug"] }