diff --git a/Cargo.lock b/Cargo.lock
index 599e14ec..4f181455 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3726,9 +3726,9 @@ checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
 [[package]]
 name = "memmap2"
-version = "0.7.1"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f49388d20533534cd19360ad3d6a7dadc885944aa802ba3995040c5ec11288c6"
+checksum = "fd3f7eed9d3848f8b98834af67102b720745c4ec028fcd0aa0239277e7de374f"
 dependencies = [
  "libc",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 8735d8eb..54158a5d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -110,7 +110,7 @@ mailparse = "0.14"
 maplit = "1.0"
 map_vec = "0.5"
 memchr = "2.5"
-memmap2 = "0.7"
+memmap2 = "0.9"
 metrics = "0.22"
 metrics-prometheus = "0.6"
 metrics-tracing-context = "0.15"