[docs][mysql] Correct the jdbc driver version in documentation
diff --git a/README.md b/README.md
index fdd1ec8..e9112e5 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
| Database | Version |
| --- | --- |
-| MySQL | Database: 5.7, 8.0.x <br/>JDBC Driver: 8.0.16 |
+| MySQL | Database: 5.7, 8.0.x <br/>JDBC Driver: 8.0.21 |
| PostgreSQL | Database: 9.6, 10, 11, 12 <br/>JDBC Driver: 42.2.12|
| MongoDB | Database: 4.0, 4.2, 5.0 <br/> MongoDB Driver: 4.3.1 |
| Oracle | Database: 11, 12, 19 <br/>Oracle Driver: 19.3.0.0|
diff --git a/docs/content/about.md b/docs/content/about.md
index 7e7c235..4c5157a 100644
--- a/docs/content/about.md
+++ b/docs/content/about.md
@@ -9,7 +9,7 @@
| Database | Version |
| --- | --- |
-| MySQL | Database: 5.7, 8.0.x <br/>JDBC Driver: 8.0.16 |
+| MySQL | Database: 5.7, 8.0.x <br/>JDBC Driver: 8.0.21 |
| PostgreSQL | Database: 9.6, 10, 11, 12 <br/>JDBC Driver: 42.2.12|
| MongoDB | Database: 3.6, 4.x, 5.0 <br/>MongoDB Driver: 4.3.1|
| Oracle | Database: 11, 12, 19 <br/>Oracle Driver: 19.3.0.0|