diff --git a/.bazelrc b/.bazelrc
index 3079386b6981..f32b90dac414 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -155,6 +155,10 @@ build:rbe-toolchain-msan --linkopt=-L/opt/libcxx_msan/lib
 build:rbe-toolchain-msan --linkopt=-Wl,-rpath,/opt/libcxx_msan/lib
 build:rbe-toolchain-msan --config=clang-msan
 
+build:rbe-toolchain-tsan --linkopt=-L/opt/libcxx_tsan/lib
+build:rbe-toolchain-tsan --linkopt=-Wl,-rpath,/opt/libcxx_tsan/lib
+build:rbe-toolchain-tsan --config=clang-tsan
+
 build:rbe-toolchain-gcc --config=rbe-toolchain
 build:rbe-toolchain-gcc --crosstool_top=@rbe_ubuntu_gcc//cc:toolchain
 build:rbe-toolchain-gcc --extra_toolchains=@rbe_ubuntu_gcc//config:cc-toolchain
@@ -221,6 +225,10 @@ build:docker-msan --config=docker-sandbox
 build:docker-msan --config=rbe-toolchain-clang-libc++
 build:docker-msan --config=rbe-toolchain-msan
 
+build:docker-tsan --config=docker-sandbox
+build:docker-tsan --config=rbe-toolchain-clang-libc++
+build:docker-tsan --config=rbe-toolchain-tsan
+
 # CI configurations
 build:remote-ci --remote_cache=grpcs://remotebuildexecution.googleapis.com
 build:remote-ci --remote_executor=grpcs://remotebuildexecution.googleapis.com
diff --git a/ci/do_ci.sh b/ci/do_ci.sh
index 9d074485d086..985aed672b0c 100755
--- a/ci/do_ci.sh
+++ b/ci/do_ci.sh
@@ -164,7 +164,13 @@ elif [[ "$CI_TARGET" == "bazel.tsan" ]]; then
   setup_clang_toolchain
   echo "bazel TSAN debug build with tests"
   echo "Building and testing envoy tests ${TEST_TARGETS}"
-  bazel_with_collection test ${BAZEL_BUILD_OPTIONS} -c dbg --config=clang-tsan --build_tests_only ${TEST_TARGETS}
+  bazel_with_collection test --config=rbe-toolchain-tsan ${BAZEL_BUILD_OPTIONS} -c dbg --build_tests_only ${TEST_TARGETS}
+  if [ "${ENVOY_BUILD_FILTER_EXAMPLE}" == "1" ]; then
+    echo "Building and testing envoy-filter-example tests..."
+    pushd "${ENVOY_FILTER_EXAMPLE_SRCDIR}"
+    bazel_with_collection test ${BAZEL_BUILD_OPTIONS} -c dbg --config=clang-tsan ${ENVOY_FILTER_EXAMPLE_TESTS}
+    popd
+  fi
   exit 0
 elif [[ "$CI_TARGET" == "bazel.msan" ]]; then
   ENVOY_STDLIB=libc++
diff --git a/source/common/filesystem/posix/filesystem_impl.cc b/source/common/filesystem/posix/filesystem_impl.cc
index 580e980273a9..e24814d0ca70 100644
--- a/source/common/filesystem/posix/filesystem_impl.cc
+++ b/source/common/filesystem/posix/filesystem_impl.cc
@@ -96,8 +96,6 @@ std::string InstanceImplPosix::fileReadToEnd(const std::string& path) {
     throw EnvoyException(absl::StrCat("Invalid path: ", path));
   }
 
-  std::ios::sync_with_stdio(false);
-
   std::ifstream file(path);
   if (file.fail()) {
     throw EnvoyException(absl::StrCat("unable to read file: ", path));