diff --git a/include/yaml-cpp/fptostring.h b/include/yaml-cpp/fptostring.h
index ffaf8dbff..051053be9 100644
--- a/include/yaml-cpp/fptostring.h
+++ b/include/yaml-cpp/fptostring.h
@@ -1,8 +1,5 @@
-// SPDX-FileCopyrightText: 2024 Simon Gene Gottlieb
-// SPDX-License-Identifier: MIT
-
-#ifndef YAML_H_FP_TO_STRING
-#define YAML_H_FP_TO_STRING
+#ifndef YAML_H_FPTOSTRING
+#define YAML_H_FPTOSTRING
 
 #include "yaml-cpp/dll.h"
 
diff --git a/src/fptostring.cpp b/src/fptostring.cpp
index b27920c23..bf7244400 100644
--- a/src/fptostring.cpp
+++ b/src/fptostring.cpp
@@ -1,6 +1,3 @@
-// SPDX-FileCopyrightText: 2024 Simon Gene Gottlieb
-// SPDX-License-Identifier: MIT
-
 #include "yaml-cpp/fptostring.h"
 #include "contrib/dragonbox.h"