diff --git a/fmt.h b/fmt.h
index 9efc5a1..45a6e4d 100644
--- a/fmt.h
+++ b/fmt.h
@@ -1,8 +1,6 @@
 #ifndef FMT_H
 #define FMT_H
 
-#include "str.h"
-
 #define FMT_ULONG 40 /* enough space to hold 2^128 - 1 in decimal, plus \0 */
 #define FMT_8LONG 44 /* enough space to hold 2^128 - 1 in octal, plus \0 */
 #define FMT_XLONG 33 /* enough space to hold 2^128 - 1 in hexadecimal, plus \0 */