diff --git a/crypto/dist/openssl/doc/crypto/des_modes.pod b/crypto/dist/openssl/doc/crypto/des_modes.pod
index 1aa3ac763b9c..2ab974099ae7 100644
--- a/crypto/dist/openssl/doc/crypto/des_modes.pod
+++ b/crypto/dist/openssl/doc/crypto/des_modes.pod
@@ -6,7 +6,7 @@ Modes of DES - the variants of DES and other crypto algorithms of OpenSSL
 
 =head1 DESCRIPTION
 
-Several crypto algorithms fo OpenSSL can be used in a number of modes.  Those
+Several crypto algorithms for OpenSSL can be used in a number of modes.  Those
 are used for using block ciphers in a way similar to stream ciphers, among
 other things.
 
diff --git a/lib/libcrypto/man/des_modes.7 b/lib/libcrypto/man/des_modes.7
index d29c04f05bc4..04831403505b 100644
--- a/lib/libcrypto/man/des_modes.7
+++ b/lib/libcrypto/man/des_modes.7
@@ -188,7 +188,7 @@
 .SH "NAME"
 Modes of DES \- the variants of DES and other crypto algorithms of OpenSSL
 .SH "DESCRIPTION"
-Several crypto algorithms fo OpenSSL can be used in a number of modes.  Those
+Several crypto algorithms for OpenSSL can be used in a number of modes.  Those
 are used for using block ciphers in a way similar to stream ciphers, among
 other things.
 .SH "OVERVIEW"