diff --git a/libavutil/aes.c b/libavutil/aes.c
index 8a8bfc2b25..d1fe857914 100644
--- a/libavutil/aes.c
+++ b/libavutil/aes.c
@@ -54,7 +54,11 @@ static uint32_t enc_multbl[4][256];
 static uint32_t dec_multbl[4][256];
 #endif
 
-#define ROT(x, s) ((x << s) | (x >> (32-s)))
+#if HAVE_BIGENDIAN
+#   define ROT(x, s) ((x >> s) | (x << (32-s)))
+#else
+#   define ROT(x, s) ((x << s) | (x >> (32-s)))
+#endif
 
 static inline void addkey(av_aes_block *dst, const av_aes_block *src,
                           const av_aes_block *round_key)