diff --git a/pkgs/servers/monitoring/zabbix/agent2.nix b/pkgs/servers/monitoring/zabbix/agent2.nix
index c2b6c0bb54b6..1deada436374 100644
--- a/pkgs/servers/monitoring/zabbix/agent2.nix
+++ b/pkgs/servers/monitoring/zabbix/agent2.nix
@@ -12,7 +12,7 @@ import ./versions.nix ({ version, sha256 }:
 
     modRoot = "src/go";
 
-    vendorSha256 = "1ral3xg58x0lf5vl839nlabf443yzqnbrlzm0q127mvv412f5ajc";
+    vendorSha256 = "07caz0jfy0r1vb1h9mhb169wyn949z9xj0pmvyamr2d8y3k3hbyd";
 
     nativeBuildInputs = [ autoreconfHook pkg-config ];
     buildInputs = [ libiconv openssl pcre zlib ];
diff --git a/pkgs/servers/monitoring/zabbix/versions.nix b/pkgs/servers/monitoring/zabbix/versions.nix
index b3cdca20b3bc..b9f5ad1be24a 100644
--- a/pkgs/servers/monitoring/zabbix/versions.nix
+++ b/pkgs/servers/monitoring/zabbix/versions.nix
@@ -1,16 +1,11 @@
 generic: {
   v50 = generic {
-    version = "5.0.9";
-    sha256 = "16vwh01hlxmh9qg3d7q1vsmz3bwydk7v7da58d3764ldmh8ag199";
+    version = "5.0.10";
+    sha256 = "15kbbj1vclsys1z3ghcz9j5faz67k3z8yl81bn7bhmqaflavgicb";
   };
 
   v40 = generic {
-    version = "4.0.29";
-    sha256 = "0qghx7r7rbyya79mfsvr5fqws2d8ffn86zfdkzdrnmyl0x25fr9y";
-  };
-
-  v30 = generic {
-    version = "3.0.32";
-    sha256 = "1n9l0llmifmg5zzh2jzqax8y23ch7250v36bcfkpizvr8wji7xi7";
+    version = "4.0.30";
+    sha256 = "17h831a1rw245kz37pw5haxq09k9m76bf0bz0jgg9s0q1j7hvywh";
   };
 }
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 61130c5c3e31..cac18feeb4d1 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -836,6 +836,7 @@ mapAliases ({
   ytop = throw "ytop has been abandoned by upstream. Consider switching to bottom instead";
   yubikey-neo-manager = throw "yubikey-neo-manager has been removed because it was broken. Use yubikey-manager-qt instead."; # added 2021-03-08
   yuzu = yuzu-mainline; # added 2021-01-25
+  zabbix30 = throw "Zabbix 3.0.x is end of life, see https://www.zabbix.com/documentation/5.0/manual/installation/upgrade/sources for a direct upgrade path to 5.0.x"; # added 2021-04-07
   zimreader = throw "zimreader has been removed from nixpkgs as it has been replaced by kiwix-serve and stopped working with modern zimlib versions."; # added 2021-03-28
   zdfmediathk = mediathekview; # added 2019-01-19
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a1c36fc0c57d..c960ac21fea6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -19227,7 +19227,6 @@ in
 
   zabbix50 = recurseIntoAttrs (zabbixFor "v50");
   zabbix40 = dontRecurseIntoAttrs (zabbixFor "v40");
-  zabbix30 = dontRecurseIntoAttrs (zabbixFor "v30");
 
   zabbix = zabbix50;