diff --git a/Cargo.lock b/Cargo.lock
index 401b2eb..a8f7d80 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -870,6 +870,36 @@ dependencies = [
  "windows-sys 0.45.0",
 ]
 
+[[package]]
+name = "jni"
+version = "0.22.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5efd9a482cf3a427f00d6b35f14332adc7902ce91efb778580e180ff90fa3498"
+dependencies = [
+ "cfg-if",
+ "combine",
+ "jni-macros",
+ "jni-sys 0.4.1",
+ "log",
+ "simd_cesu8",
+ "thiserror 2.0.18",
+ "walkdir",
+ "windows-link",
+]
+
+[[package]]
+name = "jni-macros"
+version = "0.22.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a00109accc170f0bdb141fed3e393c565b6f5e072365c3bd58f5b062591560a3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "rustc_version",
+ "simd_cesu8",
+ "syn",
+]
+
 [[package]]
 name = "jni-sys"
 version = "0.3.1"
@@ -989,6 +1019,7 @@ name = "lsm"
 version = "1.0.0"
 dependencies = [
  "approx",
+ "criterion",
  "ndarray",
  "ndarray-rand",
  "rand",
@@ -1069,7 +1100,7 @@ version = "1.0.0"
 dependencies = [
  "android_logger",
  "chrono",
- "jni",
+ "jni 0.22.4",
  "log",
  "neurophone-core",
  "sensors",
@@ -1527,6 +1558,15 @@ version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94300abf3f1ae2e2b8ffb7b58043de3d399c73fa6f4b73826402a5c457614dbe"
 
+[[package]]
+name = "rustc_version"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
+dependencies = [
+ "semver",
+]
+
 [[package]]
 name = "rustix"
 version = "1.1.4"
@@ -1584,7 +1624,7 @@ checksum = "1d99feebc72bae7ab76ba994bb5e121b8d83d910ca40b36e0921f53becc41784"
 dependencies = [
  "core-foundation",
  "core-foundation-sys",
- "jni",
+ "jni 0.21.1",
  "log",
  "once_cell",
  "rustls",
@@ -1680,6 +1720,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "semver"
+version = "1.0.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a7852d02fc848982e0c167ef163aaff9cd91dc640ba85e263cb1ce46fae51cd"
+
 [[package]]
 name = "sensors"
 version = "1.0.0"
@@ -1761,6 +1807,22 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "simd_cesu8"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94f90157bb87cddf702797c5dadfa0be7d266cdf49e22da2fcaa32eff75b2c33"
+dependencies = [
+ "rustc_version",
+ "simdutf8",
+]
+
+[[package]]
+name = "simdutf8"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3a9fe34e3e7a50316060351f37187a3f546bce95496156754b601a5fa71b76e"
+
 [[package]]
 name = "slab"
 version = "0.4.12"
diff --git a/Cargo.toml b/Cargo.toml
index f404781..5273c22 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,7 +50,7 @@ thiserror = "2.0"
 anyhow = "1.0"
 
 # Android JNI
-jni = "0.21"
+jni = "0.22"
 
 # Configuration
 config = "0.14"