diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000000..378eac25d3
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1 @@
+build
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e37430b2c4..03484ecb0f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -59,7 +59,7 @@ if(MSVC)
   set(Boost_USE_STATIC_RUNTIME ON)
 endif()
 
-set(BOOST_COMPONENTS filesystem regex system)
+set(BOOST_COMPONENTS filesystem regex)
 
 if(BOOST_USE_SIGNALS2)
   set(RIME_BOOST_SIGNALS2 1)
diff --git a/Dockerfile b/Dockerfile
index 649617f732..3c73a4d996 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,6 @@ RUN apt update && apt install -y \
   libboost-dev \
   libboost-filesystem-dev \
   libboost-regex-dev \
-  libboost-system-dev \
   libboost-locale-dev \
   libgoogle-glog-dev \
   libgtest-dev \
diff --git a/action-install-linux.sh b/action-install-linux.sh
index 9e0dcb152d..701c63f43b 100755
--- a/action-install-linux.sh
+++ b/action-install-linux.sh
@@ -5,7 +5,6 @@ dep_packages=(
     libboost-filesystem-dev
     libboost-locale-dev
     libboost-regex-dev
-    libboost-system-dev
     libgoogle-glog-dev
     libleveldb-dev
     libmarisa-dev
diff --git a/build-clang.bat b/build-clang.bat
index c54df0b3ca..8dd43866eb 100644
--- a/build-clang.bat
+++ b/build-clang.bat
@@ -59,7 +59,6 @@ if %build_boost% == 1 (
     stage^
     --with-locale^
     --with-filesystem^
-    --with-system^
     --with-regex || exit
   popd
 )
diff --git a/build.bat b/build.bat
index 8251b56e3c..e34dde1c30 100644
--- a/build.bat
+++ b/build.bat
@@ -122,7 +122,6 @@ set boost_compiled_libs=--with-date_time^
  --with-filesystem^
  --with-locale^
  --with-regex^
- --with-system^
  --with-thread
 
 rem the number actually means platform toolset, not %VisualStudioVersion%
diff --git a/install-boost.sh b/install-boost.sh
index f07e95a865..c659efe978 100755
--- a/install-boost.sh
+++ b/install-boost.sh
@@ -23,7 +23,7 @@ download_boost_source() {
     [[ -f "${BOOST_ROOT}/bootstrap.sh" ]]
 }
 
-boost_libs="${boost_libs=filesystem,regex,system}"
+boost_libs="${boost_libs=filesystem,regex}"
 boost_cxxflags='-arch arm64 -arch x86_64'
 
 build_boost_macos() {