bump mysql version
diff --git a/software/database/src/main/java/brooklyn/entity/database/mysql/MySqlNode.groovy b/software/database/src/main/java/brooklyn/entity/database/mysql/MySqlNode.groovy
index 99d53dc..da1600a 100644
--- a/software/database/src/main/java/brooklyn/entity/database/mysql/MySqlNode.groovy
+++ b/software/database/src/main/java/brooklyn/entity/database/mysql/MySqlNode.groovy
@@ -14,7 +14,7 @@
 
     // NOTE MySQL changes the minor version number of their GA release frequently, check for latest version if install fails
     @SetFromFlag("version")
-    public static final BasicConfigKey<String> SUGGESTED_VERSION = [ SoftwareProcessEntity.SUGGESTED_VERSION, "5.5.25a" ]
+    public static final BasicConfigKey<String> SUGGESTED_VERSION = [ SoftwareProcessEntity.SUGGESTED_VERSION, "5.5.28" ]
 
     @SetFromFlag("port")
     public static final PortAttributeSensorAndConfigKey MYSQL_PORT = [ "mysql.port", "MySQL port", PortRanges.fromString("3306, 13306+") ]