diff --git a/src/mbedtls.c b/src/mbedtls.c
index c3a11f3..0ae4e86 100644
--- a/src/mbedtls.c
+++ b/src/mbedtls.c
@@ -1097,7 +1097,7 @@
 /*
 //#include <stdio.h> //TODO
 void rand_bytes(byte * pb, size_t cb){
-//ctx->aes_ctx->rk e null... i callchainen l�ngst in. prova ist�llet:
+//ctx->aes_ctx->rk e null... i callchainen längst in. prova istället:
 //kolla https://tls.mbed.org/kb/how-to/add-a-random-generator
         //init random
        mbedtls_ctr_drbg_context ctr_drbg;