diff --git a/Cargo.toml b/Cargo.toml
index 3a0b2be..293e6a7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 crate-type = ["staticlib"]
 
 [dependencies]
-dashmap = { version = "5.4.0", features = ["inline"] }
+dashmap = { version = "5.5.3", features = ["inline"] }
 async-ringbuf = "0.2.0-rc.5"
 
 [dependencies.tokio]
@@ -26,11 +26,11 @@ features = [
 ]
 
 [dependencies.tracing]
-version = "0.1.37"
+version = "0.1.40"
 default-features = false
 features = ["std"]
 
 [dependencies.tracing-subscriber]
-version = "0.3.17"
+version = "0.3.18"
 default-features = false
 features = ["std", "fmt", "env-filter", "registry"]
diff --git a/README.md b/README.md
index 8708b74..7c2964d 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Easily manage multiple socket connections asynchronously in C++.
 - Step 1: Install Rust Nightly
 
 ```shell
-curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain nightly
+curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain nightly-2024-02-04
 ```
 
 - Step 2: Install LLVM 17
diff --git a/dockerfile/dev-containers/debian-10/Dockerfile b/dockerfile/dev-containers/debian-10/Dockerfile
index a015d40..b91e139 100644
--- a/dockerfile/dev-containers/debian-10/Dockerfile
+++ b/dockerfile/dev-containers/debian-10/Dockerfile
@@ -49,7 +49,7 @@ RUN rm update-alternatives-clang.sh
 # use ustc mirror in China, comment out if you are not in China
 #ARG RUSTUP_UPDATE_ROOT="https://mirrors.ustc.edu.cn/rust-static/rustup"
 #ARG RUSTUP_DIST_SERVER="https://mirrors.tuna.tsinghua.edu.cn/rustup"
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly-2024-02-04
 ENV PATH="/root/.cargo/bin:${PATH}"
 
 RUN chsh -s /bin/bash
diff --git a/dockerfile/dev-containers/debian-11/Dockerfile b/dockerfile/dev-containers/debian-11/Dockerfile
index 8de9455..3494113 100644
--- a/dockerfile/dev-containers/debian-11/Dockerfile
+++ b/dockerfile/dev-containers/debian-11/Dockerfile
@@ -49,7 +49,7 @@ RUN rm update-alternatives-clang.sh
 # use ustc mirror in China, comment out if you are not in China
 #ARG RUSTUP_UPDATE_ROOT="https://mirrors.ustc.edu.cn/rust-static/rustup"
 #ARG RUSTUP_DIST_SERVER="https://mirrors.tuna.tsinghua.edu.cn/rustup"
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly-2024-02-04
 ENV PATH="/root/.cargo/bin:${PATH}"
 
 RUN chsh -s /bin/bash
diff --git a/dockerfile/dev-containers/focal/Dockerfile b/dockerfile/dev-containers/focal/Dockerfile
index 8d4df41..e34fc2b 100644
--- a/dockerfile/dev-containers/focal/Dockerfile
+++ b/dockerfile/dev-containers/focal/Dockerfile
@@ -50,7 +50,7 @@ RUN rm update-alternatives-clang.sh
 # use ustc mirror in China, comment out if you are not in China
 #ARG RUSTUP_UPDATE_ROOT="https://mirrors.ustc.edu.cn/rust-static/rustup"
 #ARG RUSTUP_DIST_SERVER="https://mirrors.tuna.tsinghua.edu.cn/rustup"
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly-2024-02-04
 ENV PATH="/root/.cargo/bin:${PATH}"
 
 RUN chsh -s /bin/bash
diff --git a/dockerfile/dev-containers/jammy/Dockerfile b/dockerfile/dev-containers/jammy/Dockerfile
index c7b3840..97d24a5 100644
--- a/dockerfile/dev-containers/jammy/Dockerfile
+++ b/dockerfile/dev-containers/jammy/Dockerfile
@@ -50,7 +50,7 @@ RUN rm update-alternatives-clang.sh
 # use ustc mirror in China, comment out if you are not in China
 #ARG RUSTUP_UPDATE_ROOT="https://mirrors.ustc.edu.cn/rust-static/rustup"
 #ARG RUSTUP_DIST_SERVER="https://mirrors.tuna.tsinghua.edu.cn/rustup"
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly-2024-02-04
 ENV PATH="/root/.cargo/bin:${PATH}"
 
 RUN chsh -s /bin/bash