diff --git a/.env_prx b/.env_prx
index 9b68b7d0a..824987a0f 100644
--- a/.env_prx
+++ b/.env_prx
@@ -2,6 +2,8 @@
 # ZBX_SERVER_HOST=zabbix-server
 # ZBX_SERVER_PORT=10051
 # ZBX_HOSTNAME=zabbix-proxy-$db_type
+# ZBX_ENABLEREMOTECOMMANDS=0 # Available since 3.4.0
+# ZBX_LOGREMOTECOMMANDS=0 # Available since 3.4.0
 # ZBX_HOSTNAMEITEM=system.hostname
 # ZBX_SOURCEIP=
 # ZBX_DEBUGLEVEL=3
diff --git a/.env_srv b/.env_srv
index 26de82dd0..318cf0b5c 100644
--- a/.env_srv
+++ b/.env_srv
@@ -1,7 +1,10 @@
 # ZBX_LISTENIP=
+# ZBX_HISTORYSTORAGEURL= # Available since 3.4.0
+# ZBX_HISTORYSTORAGETYPES=uint,dbl,str,log,text # Available since 3.4.0
 # ZBX_DEBUGLEVEL=3
 # ZBX_STARTPOLLERS=5
 # ZBX_IPMIPOLLERS=0
+# ZBX_STARTPREPROCESSORS=3 # Available since 3.4.0
 # ZBX_STARTPOLLERSUNREACHABLE=1
 # ZBX_STARTTRAPPERS=5
 # ZBX_STARTPINGERS=1
@@ -9,6 +12,7 @@
 # ZBX_STARTHTTPPOLLERS=1
 # ZBX_STARTTIMERS=1
 # ZBX_STARTESCALATORS=1
+# ZBX_STARTALERTERS=3 # Available since 3.4.0
 ZBX_JAVAGATEWAY_ENABLE=true
 # ZBX_JAVAGATEWAY=zabbix-java-gateway
 # ZBX_JAVAGATEWAYPORT=10052