diff --git a/Changes b/Changes
index c2fc74a..50036a7 100644
--- a/Changes
+++ b/Changes
@@ -2,7 +2,7 @@
 
 0.056_* 2018-01-30
         - speed-up (more stuff handled on XS level)
-        - no intentional API breakage
+        - Crypt::Checksum is deprecated in favour of Crypt::Checksum::Adler32 + Crypt::Checksum::CRC32
 
 0.056   2017-12-22
         - new Crypt::Stream::Rabbit
diff --git a/README.md b/README.md
index b071bbe..be308f3 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@
 
 - Checksums
 
-    [Crypt::Checksum](https://metacpan.org/pod/Crypt::Checksum), [Crypt::Checksum::Adler32](https://metacpan.org/pod/Crypt::Checksum::Adler32), [Crypt::Checksum::CRC32](https://metacpan.org/pod/Crypt::Checksum::CRC32)
+    [Crypt::Checksum::Adler32](https://metacpan.org/pod/Crypt::Checksum::Adler32), [Crypt::Checksum::CRC32](https://metacpan.org/pod/Crypt::Checksum::CRC32)
 
 - Message Authentication Codes
 
diff --git a/lib/CryptX.pm b/lib/CryptX.pm
index b477bcc..03aa683 100644
--- a/lib/CryptX.pm
+++ b/lib/CryptX.pm
@@ -100,7 +100,7 @@
 
 =item * Checksums
 
-L<Crypt::Checksum>, L<Crypt::Checksum::Adler32>, L<Crypt::Checksum::CRC32>
+L<Crypt::Checksum::Adler32>, L<Crypt::Checksum::CRC32>
 
 =item * Message Authentication Codes