diff --git a/interfaces/inner_kits/test/unittest/common/distributedhardwarefwkkit/src/start_dhfwk_tool.cpp b/interfaces/inner_kits/test/unittest/common/distributedhardwarefwkkit/src/start_dhfwk_tool.cpp
index 25696839ee649c216d729daa0736ec46a306c9a7..06d77a4e77df06d24c5790aa1436ef4295ac45f0 100644
--- a/interfaces/inner_kits/test/unittest/common/distributedhardwarefwkkit/src/start_dhfwk_tool.cpp
+++ b/interfaces/inner_kits/test/unittest/common/distributedhardwarefwkkit/src/start_dhfwk_tool.cpp
@@ -18,6 +18,7 @@
 #include <cstdint>
 #include <cinttypes>
 #include <cstdio>
+#include <securec.h>
 #include <sys/types.h>
 #include <unistd.h>
 
@@ -71,7 +72,7 @@ void StartDHFWKTool::KillProcess(const char *processname)
     }
 
     char cmd[128] = "";
-    int32_t ret = sprintf(cmd, "kill -9 $(pidof %s)", processname);
+    int32_t ret = sprintf_s(cmd, sizeof(cmd), "kill -9 $(pidof %s)", processname);
     if (ret < 0) {
         DHLOGE("Kill Process error, cmd: %s, ret: " PRId32, cmd, ret);
         return;
diff --git a/utils/src/dh_utils_tool.cpp b/utils/src/dh_utils_tool.cpp
index a2c78fac053b4d00232d3346f5b1fd7e4c263e4f..a800a0dfe79b5bd4f5c65b2ead0df9dcadfc586e 100644
--- a/utils/src/dh_utils_tool.cpp
+++ b/utils/src/dh_utils_tool.cpp
@@ -17,8 +17,6 @@
 
 #include <algorithm>
 #include <iomanip>
-#include <ios>
-#include <memory>
 #include <random>
 #include <sstream>
 #include <sys/time.h>