diff --git a/cmds/incident_helper/src/ih_util.cpp b/cmds/incident_helper/src/ih_util.cpp
index 9439e1d442913..557fe9fc400f2 100644
--- a/cmds/incident_helper/src/ih_util.cpp
+++ b/cmds/incident_helper/src/ih_util.cpp
@@ -244,7 +244,7 @@ Reader::Reader(const int fd)
 Reader::~Reader()
 {
     if (mFile != nullptr) fclose(mFile);
-    free(mBuffer);
+    delete[] mBuffer;
 }
 
 bool Reader::readLine(std::string* line) {