diff --git a/env_vars/.env_srv b/env_vars/.env_srv
index 265f99f5d..da940527f 100644
--- a/env_vars/.env_srv
+++ b/env_vars/.env_srv
@@ -17,7 +17,6 @@
 # ZBX_STARTPINGERS=1
 # ZBX_STARTDISCOVERERS=1
 # ZBX_STARTHTTPPOLLERS=1
-# ZBX_STARTHISTORYPOLLERS=5 # Available since 5.4.0
 # ZBX_STARTTIMERS=1
 # ZBX_STARTESCALATORS=1
 # ZBX_STARTALERTERS=3 # Available since 3.4.0