1 files changed, 1 insertions, 1 deletions
diff --git a/file.c b/file.c
index e65e548c9a..bf854d4df0 100644
--- a/file.c
+++ b/file.c
@@ -4035,7 +4035,7 @@ rb_file_expand_path_internal(VALUE fname, VALUE dname, int abs_mode, int long_na
 }
 #endif /* _WIN32 */
 
-#define EXPAND_PATH_BUFFER() rb_usascii_str_new(0, MAXPATHLEN + 2)
+#define EXPAND_PATH_BUFFER() rb_usascii_str_new(0, 1)
 
 static VALUE
 str_shrink(VALUE str)