OMS 12.1.0.3.2 PSU - Can I upgrade agent version 12.1.0.3 to 12.1.0.4?

Hi experts.

I have OMS 12.1.0.3.2 PSU

Can I upgrade agent version 12.1.0.3 to 12.1.0.4?

/orapool/Middleware/oms/bin$  ./emcli login -username=SYSMAN

Enter password :

Login successful

./emcli list_plugins_on_server

Plug-in Name                                 Plugin-id                     Version [revision]

Apache Tomcat                                oracle.em.satc                12.1.0.2.0

EMC Symmetrix Array                          oracle.em.sesy                12.1.0.2.0

IBM DB2 Database                             oracle.em.sidb                12.1.0.2.0

Microsoft SQLServer Database                 oracle.em.smss                12.1.0.3.0

Oracle Ops Center Infrastructure stack       oracle.em.sooc                12.1.0.3.0

Oracle Database                              oracle.sysman.db              12.1.0.5.0

Oracle Fusion Middleware                     oracle.sysman.emas            12.1.0.5.0

Oracle MOS (My Oracle Support)               oracle.sysman.mos             12.1.0.5.0

Oracle Exadata                               oracle.sysman.xa              12.1.0.4.0