diff --git a/src/debug/createdump/dumpwriter.cpp b/src/debug/createdump/dumpwriter.cpp
index 76d82a35b34f..27f503bffbef 100644
--- a/src/debug/createdump/dumpwriter.cpp
+++ b/src/debug/createdump/dumpwriter.cpp
@@ -61,7 +61,7 @@ DumpWriter::Release()
 bool
 DumpWriter::OpenDump(const char* dumpFileName)
 {
-    m_fd = open(dumpFileName, O_WRONLY|O_CREAT|O_TRUNC, 0664);
+    m_fd = open(dumpFileName, O_WRONLY|O_CREAT|O_TRUNC, S_IWUSR | S_IRUSR);
     if (m_fd == -1)
     {
         fprintf(stderr, "Could not open output %s: %s\n", dumpFileName, strerror(errno));