pygost/gost3413.py | 14 +++++++-------

diff --git a/pygost/gost3413.py b/pygost/gost3413.py
index 5dc399fb4c1eb37ce151af866996707676eabf07057e484cb0923cc6a937583c..d7f62591ab3418d4dde2dc4269bc2cb14e2fed421afee6784f09efaf44d8cc70 100644
--- a/pygost/gost3413.py
+++ b/pygost/gost3413.py
@@ -74,7 +74,7 @@
 def ecb_encrypt(encrypter, bs, pt):
     """ECB encryption mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes pt: already padded plaintext
     """
@@ -104,7 +104,7 @@
 def ctr(encrypter, bs, data, iv):
     """Counter mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes data: plaintext/ciphertext
     :param bytes iv: half blocksize-sized initialization vector
@@ -124,7 +124,7 @@
 def ofb(encrypter, bs, data, iv):
     """OFB mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes data: plaintext/ciphertext
     :param bytes iv: blocksize-sized initialization vector
@@ -144,7 +144,7 @@
 def cbc_encrypt(encrypter, bs, pt, iv):
     """CBC encryption mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes pt: already padded plaintext
     :param bytes iv: blocksize-sized initialization vector
@@ -185,7 +185,7 @@
 def cfb_encrypt(encrypter, bs, pt, iv):
     """CFB encryption mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes pt: plaintext
     :param bytes iv: blocksize-sized initialization vector
@@ -203,7 +203,7 @@
 def cfb_decrypt(encrypter, bs, ct, iv):
     """CFB decryption mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes ct: ciphertext
     :param bytes iv: blocksize-sized initialization vector
@@ -235,7 +235,7 @@
 def mac(encrypter, bs, data):
     """MAC (known here as CMAC, OMAC1) mode of operation
 
-    :param encrypter: Encrypting function, that takes block as an input
+    :param encrypter: encrypting function, that takes block as an input
     :param int bs: cipher's blocksize
     :param bytes data: data to authenticate