diff --git a/include/mbedtls/sha256.h b/include/mbedtls/sha256.h
index 22c2c7d..97e642c 100644
--- a/include/mbedtls/sha256.h
+++ b/include/mbedtls/sha256.h
@@ -49,7 +49,7 @@
  *
  *                 The structure is used both for SHA-256 and for SHA-224
  *                 checksum calculations. The choice between these two is
- *                 made in the call to mbedtls_sha256_starts_ret().
+ *                 made in the call to mbedtls_sha256_starts().
  */
 typedef struct mbedtls_sha256_context
 {
@@ -101,7 +101,7 @@
  * \return         \c 0 on success.
  * \return         A negative error code on failure.
  */
-int mbedtls_sha256_starts_ret( mbedtls_sha256_context *ctx, int is224 );
+int mbedtls_sha256_starts( mbedtls_sha256_context *ctx, int is224 );
 
 /**
  * \brief          This function feeds an input buffer into an ongoing
@@ -116,9 +116,9 @@
  * \return         \c 0 on success.
  * \return         A negative error code on failure.
  */
-int mbedtls_sha256_update_ret( mbedtls_sha256_context *ctx,
-                               const unsigned char *input,
-                               size_t ilen );
+int mbedtls_sha256_update( mbedtls_sha256_context *ctx,
+                           const unsigned char *input,
+                           size_t ilen );
 
 /**
  * \brief          This function finishes the SHA-256 operation, and writes
@@ -133,8 +133,8 @@
  * \return         \c 0 on success.
  * \return         A negative error code on failure.
  */
-int mbedtls_sha256_finish_ret( mbedtls_sha256_context *ctx,
-                               unsigned char *output );
+int mbedtls_sha256_finish( mbedtls_sha256_context *ctx,
+                           unsigned char *output );
 
 /**
  * \brief          This function processes a single data block within
@@ -170,10 +170,10 @@
  * \param is224    Determines which function to use. This must be
  *                 either \c 0 for SHA-256, or \c 1 for SHA-224.
  */
-int mbedtls_sha256_ret( const unsigned char *input,
-                        size_t ilen,
-                        unsigned char *output,
-                        int is224 );
+int mbedtls_sha256( const unsigned char *input,
+                    size_t ilen,
+                    unsigned char *output,
+                    int is224 );
 
 #if defined(MBEDTLS_SELF_TEST)