diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index fcca9a3..1f848a2 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -97,7 +97,7 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      # Generate image tag according to branch：
+      # Generate image tag according to branch:
       #   push to main/master → :latest
       #   push tag v1.2.3    → :v1.2.3 + :1.2.3 + :1.2 + :latest
       - name: Extract Docker metadata
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index faa7548..ffb8087 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -46,7 +46,7 @@ jobs:
       - name: Build
         run: bash ./build.sh --mode=release --py_ver ${{ env.PYTHON_VERSION }} --clean --test
 
-      # ── C++ Unit Test（gtest via CTest）──────────────────
+      # ── C++ Unit Test (gtest via CTest) ──────────────────
       - name: Run C++ unit tests
         run: |
           RESULTS_DIR=build/release/Testing
diff --git a/src/common/logging/logging.h b/src/common/logging/logging.h
index f48cae5..dc93266 100644
--- a/src/common/logging/logging.h
+++ b/src/common/logging/logging.h
@@ -125,7 +125,7 @@ std::string vsnprintf_args(const char *fmt, ...);
 
 #define _MLOG_COMMON1(logger, level, fmt, arg1, ...) FB_LOGF(logger, level, fmt, arg1, ##__VA_ARGS__)
 
-// support macro, max 10 params（logger, level, fmt, arg1, ..., arg7）
+// support macro, max 10 params (logger, level, fmt, arg1, ..., arg7)
 #define _MLOG_GET_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, NAME, ...) NAME
 
 // commn log marco
diff --git a/tools/simm_kvio_bench.cc b/tools/simm_kvio_bench.cc
index 3366fec..17bcb9b 100644
--- a/tools/simm_kvio_bench.cc
+++ b/tools/simm_kvio_bench.cc
@@ -59,7 +59,7 @@ DECLARE_LOG_MODULE("simm_client");
 
 // FIXME(ytji) :
 // 1. cover \ and "
-// 2. cover special symbols, e.g. ￥《 》 ...
+// 2. cover special symbols, e.g. $ < > ...
 static const char charset[] =
     "abcdefghijklmnopqrstuvwxyz"
     "ABCDEFGHIJKLMNOPQRSTUVWXYZ"