diff --git a/Cargo.lock b/Cargo.lock
index 4b5816fad60709..b2ef9211075a80 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "Inflector"
 version = "0.11.4"
@@ -2237,6 +2239,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "memmap2"
+version = "0.5.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83faa42c0a078c393f6b29d5db232d8be22776a891f8f56e5284faee4a20b327"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "memoffset"
 version = "0.5.4"
@@ -4420,7 +4431,7 @@ dependencies = [
  "bv",
  "generic-array 0.14.3",
  "log 0.4.11",
- "memmap2",
+ "memmap2 0.1.0",
  "rustc_version",
  "serde",
  "serde_derive",
@@ -4438,7 +4449,7 @@ dependencies = [
  "bv",
  "generic-array 0.14.3",
  "log 0.4.11",
- "memmap2",
+ "memmap2 0.5.10",
  "rustc_version",
  "serde",
  "serde_derive",
@@ -5008,7 +5019,7 @@ dependencies = [
  "libc",
  "libloading 0.6.2",
  "log 0.4.11",
- "memmap2",
+ "memmap2 0.5.10",
  "num-derive",
  "num-traits",
  "num_cpus",
@@ -5066,7 +5077,7 @@ dependencies = [
  "lazy_static",
  "libsecp256k1",
  "log 0.4.11",
- "memmap2",
+ "memmap2 0.5.10",
  "num-derive",
  "num-traits",
  "pbkdf2 0.6.0",
diff --git a/frozen-abi/Cargo.toml b/frozen-abi/Cargo.toml
index 806715c6ac499a..09716b362131ee 100644
--- a/frozen-abi/Cargo.toml
+++ b/frozen-abi/Cargo.toml
@@ -21,7 +21,7 @@ thiserror = "1.0"
 [target.'cfg(not(target_arch = "bpf"))'.dependencies]
 solana-logger = { path = "../logger", version = "1.6.0" }
 generic-array = { version = "0.14.3", default-features = false, features = ["serde", "more_lengths"]}
-memmap2 = "0.1.0"
+memmap2 = "0.5.10"
 
 [build-dependencies]
 rustc_version = "0.2"
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index e1c5a653d11395..7da4b4191674a5 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -25,7 +25,7 @@ lazy_static = "1.4.0"
 libc = "0.2.81"
 libloading = "0.6.2"
 log = "0.4.11"
-memmap2 = "0.1.0"
+memmap2 = "0.5.10"
 num-derive = { version = "0.3" }
 num-traits = { version = "0.2" }
 num_cpus = "1.13.0"
diff --git a/sdk/Cargo.toml b/sdk/Cargo.toml
index 988f1aedb88a19..cc6b09b108a220 100644
--- a/sdk/Cargo.toml
+++ b/sdk/Cargo.toml
@@ -48,7 +48,7 @@ hmac = "0.10.1"
 itertools =  "0.9.0"
 lazy_static = "1.4.0"
 log = "0.4.11"
-memmap2 = { version = "0.1.0", optional = true }
+memmap2 = { version = "0.5.10", optional = true }
 num-derive = "0.3"
 num-traits = "0.2"
 pbkdf2 = { version = "0.6.0", default-features = false }