diff --git a/test/unittest/common/syscap_codec_test.cpp b/test/unittest/common/syscap_codec_test.cpp
index 829ca2f..354f4d5 100644
--- a/test/unittest/common/syscap_codec_test.cpp
+++ b/test/unittest/common/syscap_codec_test.cpp
@@ -100,22 +100,6 @@ HWTEST_F(SyscapCodecTest, DecodePrivateSyscap, TestSize.Level1)
     free(priOutput);
 }
 
-/*
- * @tc.name: DecodeRpcidToStringFormat
- * @tc.desc: Check the DecodeRpcidToStringFormat Decoding.
- * @tc.type: FUNC
- */
-HWTEST_F(SyscapCodecTest, DecodeRpcidToStringFormat, TestSize.Level1)
-{
-    char inputfile[] = "/system/etc/rpcid.sc";
-    char *out = DecodeRpcidToStringFormat(inputfile);
-    EXPECT_TRUE(out);
-    if (out != NULL) {
-        printf("%s\n", out);
-        free(out);
-    }
-}
-
 /*
  * @tc.name: ComparePcidString
  * @tc.desc: Check the DecodeRpcidToStringFormat Decoding.