diff --git a/frameworks/ani/input_consumer/src/input_consumer.cpp b/frameworks/ani/input_consumer/src/input_consumer.cpp
index 1bd3174fbc2a159d978938af56c7cd074dad4380..1e4fa3b16557420f42e2af8366c13a2b3dc72a67 100644
--- a/frameworks/ani/input_consumer/src/input_consumer.cpp
+++ b/frameworks/ani/input_consumer/src/input_consumer.cpp
@@ -35,7 +35,7 @@ const double INT32_MAX_D = static_cast<double>(std::numeric_limits<int32_t>::max
 } // namespace
 
 static Callbacks callbacks = {};
-std::mutex sCallBacksMutex;
+static std::mutex sCallBacksMutex;
 
 KeyEventMonitorInfo::~KeyEventMonitorInfo()
 {
diff --git a/frameworks/ani/input_device/src/ani_input_device_context.cpp b/frameworks/ani/input_device/src/ani_input_device_context.cpp
index 40a641c7e43c44d3c3aae41e9dcf50b5122608f4..4e430ecfc66a91453d8b0e9d0634b7ca75f1e4a9 100644
--- a/frameworks/ani/input_device/src/ani_input_device_context.cpp
+++ b/frameworks/ani/input_device/src/ani_input_device_context.cpp
@@ -36,7 +36,7 @@
 
 using namespace OHOS::MMI;
 
-std::unordered_map<int32_t, std::string> axisType = {
+static std::unordered_map<int32_t, std::string> axisType = {
     { ABS_MT_TOUCH_MAJOR, "touchmajor" }, { ABS_MT_TOUCH_MINOR, "touchminor" }, { ABS_MT_ORIENTATION, "orientation" },
     { ABS_MT_POSITION_X, "x" },           { ABS_MT_POSITION_Y, "y" },           { ABS_MT_PRESSURE, "pressure" },
     { ABS_MT_WIDTH_MAJOR, "toolmajor" },  { ABS_MT_WIDTH_MINOR, "toolminor" },
@@ -47,7 +47,7 @@ constexpr uint32_t EVDEV_UDEV_TAG_TOUCHSCREEN = (1 << 4);
 constexpr uint32_t EVDEV_UDEV_TAG_JOYSTICK = (1 << 6);
 constexpr uint32_t EVDEV_UDEV_TAG_TRACKBALL = (1 << 10);
 
-AniUtil::DeviceType g_deviceType[] = {
+static AniUtil::DeviceType g_deviceType[] = {
     { "keyboard", EVDEV_UDEV_TAG_KEYBOARD },
     { "mouse", EVDEV_UDEV_TAG_MOUSE },
     { "touchpad", EVDEV_UDEV_TAG_TOUCHPAD },
diff --git a/frameworks/ani/pointer/src/pointer.cpp b/frameworks/ani/pointer/src/pointer.cpp
index 4c6cca56ea87d038a0ddcd1e99d76f370723c4a6..7f2bca2f8aa073ccb8168468c351cb7a81869dae 100644
--- a/frameworks/ani/pointer/src/pointer.cpp
+++ b/frameworks/ani/pointer/src/pointer.cpp
@@ -66,7 +66,7 @@ static ani_error CreateAniError(ani_env *env, std::string&& errMsg)
     return static_cast<ani_error>(errorObject);
 }
 
-int32_t ToInt32ECMAScript(double value)
+static int32_t ToInt32ECMAScript(double value)
 {
     if (std::isnan(value) || std::isinf(value)) {
         return 0;