diff --git a/sha256_generic.c b/sha256_generic.c
index 167756c..d622353 100644
--- a/sha256_generic.c
+++ b/sha256_generic.c
@@ -19,7 +19,6 @@
  */
 
 #include <stdint.h>
-#include <arpa/inet.h>
 
 typedef uint32_t u32;
 typedef uint8_t u8;