Removed manual setting of default command.

Added Changelog entry.

Author: Nikem

CHANGELOG.md

@@ -3,6 +3,7 @@ All notable changes to this project will be documented in this file.
 
 ### Fixed
 - Fixed retrieval of Docker host IP when running inside Docker. ([\#479](https://github.com/testcontainers/testcontainers-java/issues/479))
+- Fixed overriding MySQL image command. ([\#534](https://github.com/testcontainers/testcontainers-java/issues/534))
 
 ### Changed
 - Added Kafka module ([\#546](https://github.com/testcontainers/testcontainers-java/pull/546))

modules/mysql/src/main/java/org/testcontainers/containers/MySQLContainer.java

@@ -20,7 +20,6 @@ public class MySQLContainer<SELF extends MySQLContainer<SELF>> extends JdbcDatab
 
     public MySQLContainer() {
         super(IMAGE + ":latest");
-        setCommand("mysqld");
     }
 
     public MySQLContainer(String dockerImageName) {