diff --git a/include/mbedtls/cmac.h b/include/mbedtls/cmac.h
index fed337d..b94b6ed 100644
--- a/include/mbedtls/cmac.h
+++ b/include/mbedtls/cmac.h
@@ -27,6 +27,8 @@
 
 #define MBEDTLS_ERR_CMAC_BAD_INPUT      -0x0011 /**< Bad input parameters to function. */
 #define MBEDTLS_ERR_CMAC_VERIFY_FAILED  -0x0013 /**< Verification failed. */
+#define MBEDTLS_ERR_CMAC_ALLOC_FAILED   -0x0015 /**< Memory Allocation failed. */
+
 
 #ifdef __cplusplus
 extern "C" {
@@ -83,7 +85,7 @@
  * \param tag       buffer for holding the generated tag
  * \param tag_len   length of the tag to generate in bytes
  *                  Must be 4, 6, 8 if cipher block size is 64
- *                  Must be 4, 6, 8 0, 14 or 16 if cipher block size is 128
+ *                  Must be 4, 6, 8 , 10, 12, 14 or 16 if cipher block size is 128
  *
  * \return          0 if successful
  */
@@ -100,7 +102,7 @@
  * \param tag       buffer holding the tag to verify
  * \param tag_len   length of the tag to verify in bytes
  *                  Must be 4, 6, 8 if cipher block size is 64
- *                  Must be 4, 6, 8 0, 14 or 16 if cipher block size is 128
+ *                  Must be 4, 6, 8 , 10, 12, 14 or 16 if cipher block size is 128
  * \return          0 if successful and authenticated
  *                  MBEDTLS_ERR_CMAC_VERIFY_FAILED if tag does not match
  */
diff --git a/include/mbedtls/error.h b/include/mbedtls/error.h
index 703233a..6e3905d 100644
--- a/include/mbedtls/error.h
+++ b/include/mbedtls/error.h
@@ -66,7 +66,7 @@
  * PBKDF2    1  0x007C-0x007C
  * HMAC_DRBG 4  0x0003-0x0009
  * CCM       2                  0x000D-0x000F
- * CMAC      2                  0x0011-0x0013
+ * CMAC      3                  0x0011-0x0015
  *
  * High-level module nr (3 bits - 0x0...-0x7...)
  * Name      ID  Nr of Errors