diff --git a/include/mbedtls/cipher.h b/include/mbedtls/cipher.h
index 922b6c3..082a691 100644
--- a/include/mbedtls/cipher.h
+++ b/include/mbedtls/cipher.h
@@ -36,7 +36,7 @@
 #endif
 
 #include <stddef.h>
-#include "mbedtls/platform_util.h"
+#include "platform_util.h"
 
 #if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
 #define MBEDTLS_CIPHER_MODE_AEAD