diff --git a/public/filesystem.h b/public/filesystem.h
index 986a8be7..92dc130f 100644
--- a/public/filesystem.h
+++ b/public/filesystem.h
@@ -556,6 +556,9 @@ public:
 	// Returns true on success ( based on current list of search paths, otherwise false if 
 	//  it can't be resolved )
 	virtual bool			FullPathToRelativePath( const char *pFullpath, char *pRelative, int maxlen ) = 0;
+	
+	// Returns true on successfully retrieve case-sensitive full path, otherwise false
+	virtual bool			GetCaseCorrectFullPath_Ptr( const char *pFullPath, maxLenInChars char *pDest, int maxLenInChars ) = 0;
 
 	// Gets the current working directory
 	virtual bool			GetCurrentDirectory( char* pDirectory, int maxlen ) = 0;