diff --git a/src/create_pcid.c b/src/create_pcid.c
index c2c429b1d5b3acc488092e8291e9334a052a3e4b..d7000b8914c07ad0ab710841addc7654db633739 100644
--- a/src/create_pcid.c
+++ b/src/create_pcid.c
@@ -448,7 +448,7 @@ static int32_t FreeAfterDecodePCID(struct FreeDecodePcidJsonInfo freePcidJsonInf
 {
     switch (type) {
         case FREE_DECODE_PCID_CONVERT_OUT:
-            free(freePcidJsonInfo.strJson);
+            cJSON_free(freePcidJsonInfo.strJson);
             cJSON_Delete(freePcidJsonInfo.jsonRootObj);
             FreeContextBuffer(freePcidJsonInfo.contextBuffer);
             break;
diff --git a/src/syscap_tool.c b/src/syscap_tool.c
index 93d33448ecb382319c57cbddecd869a5e5d6f292..4ff330ad0b2160799bc13b8731d2d60cfdb4e8e4 100644
--- a/src/syscap_tool.c
+++ b/src/syscap_tool.c
@@ -285,9 +285,10 @@ int32_t RPCIDDecode(char *inputFile, char *outputPath)
     ret = ConvertedContextSaveAsFile(outputPath, "rpcid.json", convertedBuffer, strlen(convertedBuffer));
     if (ret != 0) {
         PRINT_ERR("ConvertedContextSaveAsFile failed, outputPath:%s, filename:rpcid.json\n", outputPath);
+        cJSON_free(convertedBuffer);
         goto FREE_RPCID_ROOT;
     }
-
+    cJSON_free(convertedBuffer);
 FREE_RPCID_ROOT:
     cJSON_Delete(rpcidRoot);
 FREE_CONTEXT_OUT: