diff --git a/interfaces/innerkits/syspara/parameter.c b/interfaces/innerkits/syspara/parameter.c
index b7c914df2e156eb57e09a8a852ce02a457458482..c8b0f6df87e819467c9e41349a9c34cf7f2fe240 100644
--- a/interfaces/innerkits/syspara/parameter.c
+++ b/interfaces/innerkits/syspara/parameter.c
@@ -322,10 +322,12 @@ const char *GetBuildRootHash(void)
 int32_t GetIntParameter(const char *key, int32_t def)
 {
     char value[MAX_INT_LEN] = {0};
-    int ret = GetParameter(key, "0", value, sizeof(value));
-    if (ret < 0) {
+    size_t size = sizeof(value);
+    int ret = SystemGetParameter(key, value, &size);
+    if (ret != 0) {
         return def;
     }
+
     long long int result = 0;
     if (StringToLL(value, &result) != 0) {
         return def;
@@ -339,10 +341,12 @@ int32_t GetIntParameter(const char *key, int32_t def)
 uint32_t GetUintParameter(const char *key, uint32_t def)
 {
     char value[MAX_INT_LEN] = {0};
-    int ret = GetParameter(key, "0", value, sizeof(value));
-    if (ret < 0) {
+    size_t size = sizeof(value);
+    int ret = SystemGetParameter(key, value, &size);
+    if (ret != 0) {
         return def;
     }
+
     unsigned long long int result = 0;
     if (StringToULL(value, &result) != 0) {
         return def;
diff --git a/test/unittest/syspara/syspara_unittest.cpp b/test/unittest/syspara/syspara_unittest.cpp
index c822bc03835c8638b4acd642d833b07ff3cae122..f484c28481bd9929781b6f6111c230f47bd1f857 100644
--- a/test/unittest/syspara/syspara_unittest.cpp
+++ b/test/unittest/syspara/syspara_unittest.cpp
@@ -282,6 +282,8 @@ HWTEST_F(SysparaUnitTest, parameterTest0013, TestSize.Level0)
     EXPECT_EQ(GetUintParameter("test.int.get", 0), 0);
     EXPECT_EQ(GetIntParameter("test.uint.get", 0), TEST_VALUE);
     EXPECT_EQ(GetUintParameter("test.uint.get", 0), TEST_VALUE);
+    EXPECT_EQ(GetIntParameter("test.int.default", 10), 10); //key not find,value = default
+    EXPECT_EQ(GetUintParameter("test.uint.default", 10), 10); //key not find,value = default
     EXPECT_EQ(IsValidParamValue(nullptr, 0), 0);
     EXPECT_EQ(IsValidParamValue("testvalue", strlen("testvalue") + 1), 1);
     EXPECT_EQ(StringToLL("0x11", &out), 0);