diff --git a/ChangeLog b/ChangeLog
index 1176c590d..68b1255b9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -119,7 +119,7 @@ API Changes
      mbedtls_gcm_init() -> mbedtls_gcm_setkey()
      mbedtls_hmac_drbg_init() -> mbedtls_hmac_drbg_seed(_buf)()
      mbedtls_ctr_drbg_init()  -> mbedtls_ctr_drbg_seed()
-     Note that for mbetls_ssl_setup(), you need to be done setting up the
+     Note that for mbedtls_ssl_setup(), you need to be done setting up the
      ssl_config structure before calling it.
    * Most ssl_set_xxx() functions (all except ssl_set_bio(), ssl_set_hostname(),
      ssl_set_session() and ssl_set_client_transport_id(), plus
diff --git a/include/mbedtls/ctr_drbg.h b/include/mbedtls/ctr_drbg.h
index a04933021..059d3c5c9 100644
--- a/include/mbedtls/ctr_drbg.h
+++ b/include/mbedtls/ctr_drbg.h
@@ -111,7 +111,7 @@ mbedtls_ctr_drbg_context;
 
 /**
  * \brief               CTR_DRBG context initialization
- *                      Makes the context ready for mbetls_ctr_drbg_seed() or
+ *                      Makes the context ready for mbedtls_ctr_drbg_seed() or
  *                      mbedtls_ctr_drbg_free().
  *
  * \param ctx           CTR_DRBG context to be initialized
diff --git a/include/mbedtls/hmac_drbg.h b/include/mbedtls/hmac_drbg.h
index 4ffc6468b..e01055802 100644
--- a/include/mbedtls/hmac_drbg.h
+++ b/include/mbedtls/hmac_drbg.h
@@ -98,7 +98,7 @@ typedef struct
 
 /**
  * \brief               HMAC_DRBG context initialization
- *                      Makes the context ready for mbetls_hmac_drbg_seed(),
+ *                      Makes the context ready for mbedtls_hmac_drbg_seed(),
  *                      mbedtls_hmac_drbg_seed_buf() or
  *                      mbedtls_hmac_drbg_free().
  *
diff --git a/include/mbedtls/pkcs11.h b/include/mbedtls/pkcs11.h
index aa549fd6b..7632929cb 100644
--- a/include/mbedtls/pkcs11.h
+++ b/include/mbedtls/pkcs11.h
@@ -54,7 +54,7 @@ typedef struct {
 } mbedtls_pkcs11_context;
 
 /**
- * Initialize a mbetls_pkcs11_context.
+ * Initialize a mbedtls_pkcs11_context.
  * (Just making memory references valid.)
  */
 void mbedtls_pkcs11_init( mbedtls_pkcs11_context *ctx );
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 2d7beb359..d23b1bedb 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -840,7 +840,7 @@ int mbedtls_ssl_get_ciphersuite_id( const char *ciphersuite_name );
 
 /**
  * \brief          Initialize an SSL context
- *                 Just makes the context ready for mbetls_ssl_setup() or
+ *                 Just makes the context ready for mbedtls_ssl_setup() or
  *                 mbedtls_ssl_free()
  *
  * \param ssl      SSL context
diff --git a/include/mbedtls/timing.h b/include/mbedtls/timing.h
index cc8754c80..ae7a713e7 100644
--- a/include/mbedtls/timing.h
+++ b/include/mbedtls/timing.h
@@ -92,7 +92,7 @@ void mbedtls_set_alarm( int seconds );
  *                 (See \c mbedtls_timing_get_delay().)
  *
  * \param data     Pointer to timing data
- *                 Must point to a valid \c mbetls_timing_delay_context struct.
+ *                 Must point to a valid \c mbedtls_timing_delay_context struct.
  * \param int_ms   First (intermediate) delay in milliseconds.
  * \param fin_ms   Second (final) delay in milliseconds.
  *                 Pass 0 to cancel the current delay.
@@ -104,7 +104,7 @@ void mbedtls_timing_set_delay( void *data, uint32_t int_ms, uint32_t fin_ms );
  *                 (Memory helper: number of delays passed.)
  *
  * \param data     Pointer to timing data
- *                 Must point to a valid \c mbetls_timing_delay_context struct.
+ *                 Must point to a valid \c mbedtls_timing_delay_context struct.
  *
  * \return         -1 if cancelled (fin_ms = 0)
  *                  0 if none of the delays are passed,
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index d9b05fd1f..92132900a 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -6993,7 +6993,7 @@ static mbedtls_ecp_group_id ssl_preset_suiteb_curves[] = {
 #endif
 
 /*
- * Load default in mbetls_ssl_config
+ * Load default in mbedtls_ssl_config
  */
 int mbedtls_ssl_config_defaults( mbedtls_ssl_config *conf,
                                  int endpoint, int transport, int preset )