diff --git a/Cargo.lock b/Cargo.lock
index e2c3201..63e2dd5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -276,6 +276,15 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "block-buffer"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdd35008169921d80bc60d3d0ab416eecb028c4cd653352907921d95084790be"
+dependencies = [
+ "hybrid-array",
+]
+
 [[package]]
 name = "bollard"
 version = "0.20.1"
@@ -488,6 +497,12 @@ version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"
 
+[[package]]
+name = "const-oid"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6ef517f0926dd24a1582492c791b6a4818a4d94e789a334894aa15b0d12f55c"
+
 [[package]]
 name = "const-random"
 version = "0.1.18"
@@ -533,6 +548,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "cpufeatures"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b2a41393f66f16b0823bb79094d54ac5fbd34ab292ddafb9a0456ac9f87d201"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "crc32c"
 version = "0.6.8"
@@ -567,6 +591,15 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "crypto-common"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77727bb15fa921304124b128af125e7e3b968275d1b108b379190264f4423710"
+dependencies = [
+ "hybrid-array",
+]
+
 [[package]]
 name = "darling"
 version = "0.21.3"
@@ -624,12 +657,23 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer",
- "const-oid",
- "crypto-common",
+ "block-buffer 0.10.4",
+ "const-oid 0.9.6",
+ "crypto-common 0.1.7",
  "subtle",
 ]
 
+[[package]]
+name = "digest"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4850db49bf08e663084f7fb5c87d202ef91a3907271aff24a94eb97ff039153c"
+dependencies = [
+ "block-buffer 0.12.0",
+ "const-oid 0.10.2",
+ "crypto-common 0.2.1",
+]
+
 [[package]]
 name = "dirs"
 version = "6.0.0"
@@ -1035,7 +1079,7 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
 dependencies = [
- "digest",
+ "digest 0.10.7",
 ]
 
 [[package]]
@@ -1092,6 +1136,15 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
+[[package]]
+name = "hybrid-array"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3944cf8cf766b40e2a1a333ee5e9b563f854d5fa49d6a8ca2764e97c6eddb214"
+dependencies = [
+ "typenum",
+]
+
 [[package]]
 name = "hyper"
 version = "1.8.1"
@@ -1604,7 +1657,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d89e7ee0cfbedfc4da3340218492196241d89eefb6dab27de5df917a6d2e78cf"
 dependencies = [
  "cfg-if",
- "digest",
+ "digest 0.10.7",
 ]
 
 [[package]]
@@ -1770,7 +1823,7 @@ dependencies = [
  "reqwest 0.12.28",
  "serde",
  "serde_json",
- "sha2",
+ "sha2 0.10.9",
  "tokio",
  "url",
  "uuid",
@@ -1913,7 +1966,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_yml",
- "sha2",
+ "sha2 0.11.0",
  "tar",
  "tempfile",
  "testcontainers",
@@ -2322,7 +2375,7 @@ dependencies = [
  "serde",
  "serde_json",
  "sha1",
- "sha2",
+ "sha2 0.10.9",
  "tokio",
 ]
 
@@ -2758,8 +2811,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
 dependencies = [
  "cfg-if",
- "cpufeatures",
- "digest",
+ "cpufeatures 0.2.17",
+ "digest 0.10.7",
 ]
 
 [[package]]
@@ -2769,8 +2822,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
 dependencies = [
  "cfg-if",
- "cpufeatures",
- "digest",
+ "cpufeatures 0.2.17",
+ "digest 0.10.7",
+]
+
+[[package]]
+name = "sha2"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "446ba717509524cb3f22f17ecc096f10f4822d76ab5c0b9822c5f9c284e825f4"
+dependencies = [
+ "cfg-if",
+ "cpufeatures 0.3.0",
+ "digest 0.11.2",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 486846c..a4e438a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ reqwest = { version = "0.13.2", default-features = false, features = ["blocking"
 serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.145"
 serde_yml = "0.0.12"
-sha2 = "0.10.9"
+sha2 = "0.11.0"
 tar = "0.4.45"
 thiserror = "2.0.18"
 tokio = { version = "1.50.0", features = ["rt-multi-thread"] }
diff --git a/src/commands/self_update.rs b/src/commands/self_update.rs
index da7fe20..5e8b58e 100644
--- a/src/commands/self_update.rs
+++ b/src/commands/self_update.rs
@@ -251,7 +251,14 @@ fn is_valid_sha256_hex(value: &str) -> bool {
 
 fn compute_sha256_hex(bytes: &[u8]) -> String {
     let digest = Sha256::digest(bytes);
-    format!("{:x}", digest)
+    let mut encoded = String::with_capacity(digest.len() * 2);
+
+    for byte in digest {
+        encoded.push(char::from(b"0123456789abcdef"[(byte >> 4) as usize]));
+        encoded.push(char::from(b"0123456789abcdef"[(byte & 0x0f) as usize]));
+    }
+
+    encoded
 }
 
 fn extract_binary_from_archive(archive_bytes: &[u8], binary_name: &str) -> anyhow::Result<Vec<u8>> {