diff --git a/firmware/application/file.cpp b/firmware/application/file.cpp
index 3695063d..0ea0f57e 100644
--- a/firmware/application/file.cpp
+++ b/firmware/application/file.cpp
@@ -25,13 +25,13 @@ File::~File() {
 	close();
 }
 
-bool File::open(const std::string& file_path) {
+bool File::open_for_writing(const std::string& file_path) {
 	const auto open_result = f_open(&f, file_path.c_str(), FA_WRITE | FA_OPEN_ALWAYS);
 	return (open_result == FR_OK);
 }
 
 bool File::open_for_append(const std::string& file_path) {
-	if( open(file_path) ) {
+	if( open_for_writing(file_path) ) {
 		const auto seek_result = f_lseek(&f, f_size(&f));
 		if( seek_result == FR_OK ) {
 			return true;
diff --git a/firmware/application/file.hpp b/firmware/application/file.hpp
index 29ffc57d..df391db7 100644
--- a/firmware/application/file.hpp
+++ b/firmware/application/file.hpp
@@ -32,7 +32,7 @@ class File {
 public:
 	~File();
 
-	bool open(const std::string& file_path);
+	bool open_for_writing(const std::string& file_path);
 	bool open_for_append(const std::string& file_path);
 	bool close();
 
diff --git a/firmware/common/png_writer.cpp b/firmware/common/png_writer.cpp
index 8a07326c..15e1b8aa 100644
--- a/firmware/common/png_writer.cpp
+++ b/firmware/common/png_writer.cpp
@@ -53,7 +53,7 @@ PNGWriter::PNGWriter(
 	const std::string& filename
 )
 {
-	file.open(filename);
+	file.open_for_writing(filename);
 	file.write(png_file_header);
 	file.write(png_ihdr_screen_capture);