diff --git a/include/psa/crypto.h b/include/psa/crypto.h
index a3a821d45..3ffe07b01 100644
--- a/include/psa/crypto.h
+++ b/include/psa/crypto.h
@@ -1347,7 +1347,7 @@ static psa_mac_operation_t psa_mac_operation_init(void);
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_CORRUPTION_DETECTED
  * \retval #PSA_ERROR_STORAGE_FAILURE
- *         The key could not be retrieved from storage. 
+ *         The key could not be retrieved from storage.
  * \retval #PSA_ERROR_BAD_STATE
  *         The operation state is not valid (already set up and not
  *         subsequently completed).