3 files changed, 3 insertions, 39 deletions
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index eeee6dad6..50fedcaa1 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -55,8 +55,6 @@ deno_websocket.workspace = true
 deno_webstorage.workspace = true
 deno_napi.workspace = true
 
-lzzzz.workspace = true
-
 [target.'cfg(windows)'.build-dependencies]
 winres.workspace = true
 winapi.workspace = true
@@ -93,7 +91,6 @@ http.workspace = true
 hyper = { workspace = true, features = ["server", "stream", "http1", "http2", "runtime"] }
 libc.workspace = true
 log.workspace = true
-lzzzz.workspace = true
 netif = "0.1.6"
 notify.workspace = true
 once_cell.workspace = true
diff --git a/runtime/build.rs b/runtime/build.rs
index 1e79eaf8a..63bc3439e 100644
--- a/runtime/build.rs
+++ b/runtime/build.rs
@@ -299,14 +299,7 @@ mod startup_snapshot {
       snapshot_path,
       startup_snapshot: None,
       extensions,
-      compression_cb: Some(Box::new(|vec, snapshot_slice| {
-        lzzzz::lz4_hc::compress_to_vec(
-          snapshot_slice,
-          vec,
-          lzzzz::lz4_hc::CLEVEL_MAX,
-        )
-        .expect("snapshot compression failed");
-      })),
+      compression_cb: None,
       snapshot_module_load_cb: Some(Box::new(transpile_ts_for_snapshotting)),
     });
   }
diff --git a/runtime/js.rs b/runtime/js.rs
index 57b1e7be4..def2724ce 100644
--- a/runtime/js.rs
+++ b/runtime/js.rs
@@ -3,41 +3,15 @@
 use deno_core::Snapshot;
 #[cfg(not(feature = "dont_create_runtime_snapshot"))]
 use log::debug;
-#[cfg(not(feature = "dont_create_runtime_snapshot"))]
-use once_cell::sync::Lazy;
 
 #[cfg(not(feature = "dont_create_runtime_snapshot"))]
-static COMPRESSED_RUNTIME_SNAPSHOT: &[u8] =
+static RUNTIME_SNAPSHOT: &[u8] =
   include_bytes!(concat!(env!("OUT_DIR"), "/RUNTIME_SNAPSHOT.bin"));
 
 #[cfg(not(feature = "dont_create_runtime_snapshot"))]
-pub static RUNTIME_SNAPSHOT: Lazy<Box<[u8]>> = Lazy::new(
-  #[allow(clippy::uninit_vec)]
-  #[cold]
-  #[inline(never)]
-  || {
-    let size =
-      u32::from_le_bytes(COMPRESSED_RUNTIME_SNAPSHOT[0..4].try_into().unwrap())
-        as usize;
-    let mut vec = Vec::with_capacity(size);
-
-    // SAFETY: vec is allocated with exact snapshot size (+ alignment)
-    // SAFETY: non zeroed bytes are overwritten with decompressed snapshot
-    unsafe {
-      vec.set_len(size);
-    }
-
-    lzzzz::lz4::decompress(&COMPRESSED_RUNTIME_SNAPSHOT[4..], &mut vec)
-      .unwrap();
-
-    vec.into_boxed_slice()
-  },
-);
-
-#[cfg(not(feature = "dont_create_runtime_snapshot"))]
 pub fn deno_isolate_init() -> Snapshot {
   debug!("Deno isolate init with snapshots.");
-  Snapshot::Static(&RUNTIME_SNAPSHOT)
+  Snapshot::Static(RUNTIME_SNAPSHOT)
 }
 
 #[cfg(not(feature = "include_js_files_for_snapshotting"))]