diff --git a/storage/innobase/log/log0recv.cc b/storage/innobase/log/log0recv.cc
index d128ccd26c5..5180f8b19c0 100644
--- a/storage/innobase/log/log0recv.cc
+++ b/storage/innobase/log/log0recv.cc
@@ -818,10 +818,8 @@ not_consistent:
 
 		fprintf(stderr,
 			"InnoDB: No valid checkpoint found.\n"
-			"InnoDB: If you are attempting downgrade"
-			" from MySQL 5.7.9 or later,\n"
-			"InnoDB: please refer to " REFMAN
-			"upgrading-downgrading.html\n"
+			"InnoDB: A downgrade from MariaDB 10.2.2"
+			" or later is not supported.\n"
 			"InnoDB: If this error appears when you are"
 			" creating an InnoDB database,\n"
 			"InnoDB: the problem may be that during"
diff --git a/storage/xtradb/log/log0recv.cc b/storage/xtradb/log/log0recv.cc
index 6f76d151af3..0872d231612 100644
--- a/storage/xtradb/log/log0recv.cc
+++ b/storage/xtradb/log/log0recv.cc
@@ -845,10 +845,8 @@ not_consistent:
 
 		fprintf(stderr,
 			"InnoDB: No valid checkpoint found.\n"
-			"InnoDB: If you are attempting downgrade"
-			" from MySQL 5.7.9 or later,\n"
-			"InnoDB: please refer to " REFMAN
-			"upgrading-downgrading.html\n"
+			"InnoDB: A downgrade from MariaDB 10.2.2"
+			" or later is not supported.\n"
 			"InnoDB: If this error appears when you are"
 			" creating an InnoDB database,\n"
 			"InnoDB: the problem may be that during"