1 files changed, 1 insertions, 1 deletions

diff --git a/src/OSSupport/File.h b/src/OSSupport/File.h
index 07fce6661..b394c5cb9 100644
--- a/src/OSSupport/File.h
+++ b/src/OSSupport/File.h
@@ -131,7 +131,7 @@ public:
 	/** Returns the list of all items in the specified folder (files, folders, nix pipes, whatever's there). */
 	static AStringVector GetFolderContents(const AString & a_Folder);  // Exported in ManualBindings.cpp
 
-	int Printf(const char * a_Fmt, ...);
+	int Printf(const char * a_Fmt, ...) FORMATSTRING(2, 3);
 	
 	/** Flushes all the bufferef output into the file (only when writing) */
 	void Flush(void);