diff --git a/flow-debugger/Cargo.lock b/flow-debugger/Cargo.lock
index ffbd9c0..6f53aa9 100644
--- a/flow-debugger/Cargo.lock
+++ b/flow-debugger/Cargo.lock
@@ -66,14 +66,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "debugger"
-version = "0.1.0"
-dependencies = [
- "tokio",
- "warp",
-]
-
 [[package]]
 name = "digest"
 version = "0.9.0"
@@ -83,6 +75,14 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "flow-debugger"
+version = "0.3.5"
+dependencies = [
+ "tokio",
+ "warp",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -756,11 +756,10 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.10.0"
+version = "1.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01cf844b23c6131f624accf65ce0e4e9956a8bb329400ea5bcc26ae3a5c20b0b"
+checksum = "0c27a64b625de6d309e8c57716ba93021dccf1b3b5c97edd6d3dd2d2135afc0a"
 dependencies = [
- "autocfg",
  "bytes",
  "libc",
  "memchr",
@@ -773,9 +772,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "1.3.0"
+version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54473be61f4ebe4efd09cec9bd5d16fa51d70ea0192213d754d2d500457db110"
+checksum = "d266c00fde287f55d3f1c3e96c500c362a2b8c695076ec180f27918820bc6df8"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/flow-debugger/Cargo.toml b/flow-debugger/Cargo.toml
index 1a3ec77..7f8b4a3 100644
--- a/flow-debugger/Cargo.toml
+++ b/flow-debugger/Cargo.toml
@@ -7,5 +7,5 @@ authors = ["megvii"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-tokio = { version="1.10.0", features=["macros", "rt-multi-thread"] }
+tokio = { version="1.16.1", features=["macros", "rt-multi-thread"] }
 warp = "0.3.1"