diff --git a/applications/source/cdc-debezium-source/src/test/java/org/springframework/cloud/stream/app/source/cdc/CdcMySqlTestSupport.java b/applications/source/cdc-debezium-source/src/test/java/org/springframework/cloud/stream/app/source/cdc/CdcMySqlTestSupport.java
index af04ea16..55425bde 100644
--- a/applications/source/cdc-debezium-source/src/test/java/org/springframework/cloud/stream/app/source/cdc/CdcMySqlTestSupport.java
+++ b/applications/source/cdc-debezium-source/src/test/java/org/springframework/cloud/stream/app/source/cdc/CdcMySqlTestSupport.java
@@ -51,7 +51,7 @@ public abstract class CdcMySqlTestSupport {
 		MAPPED_PORT = String.valueOf(debeziumMySQL.getMappedPort(3306));
 		jdbcTemplate = CdcTestUtils.jdbcTemplate(
 				"com.mysql.cj.jdbc.Driver",
-				"jdbc:mysql://localhost:" + MAPPED_PORT + "/" + DATABASE_NAME,
+				"jdbc:mysql://localhost:" + MAPPED_PORT + "/" + DATABASE_NAME + "?enabledTLSProtocols=TLSv1.2",
 				"root",
 				"debezium");
 	}