diff --git a/pkgs/by-name/na/nagios/package.nix b/pkgs/by-name/na/nagios/package.nix
index f453e98744a3..2b4b5fc0f3c4 100644
--- a/pkgs/by-name/na/nagios/package.nix
+++ b/pkgs/by-name/na/nagios/package.nix
@@ -16,13 +16,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "nagios";
-  version = "4.5.11";
+  version = "4.5.13";
 
   src = fetchFromGitHub {
     owner = "NagiosEnterprises";
     repo = "nagioscore";
     tag = "nagios-${finalAttrs.version}";
-    hash = "sha256-RUiEVCOqEo0+oD6GPl9U3Y4C2Fz4uOGgSaBC+WIkxjs=";
+    hash = "sha256-6d49LhnerArXM2tTjyEe0/PU/THqxxptaSaBCKJzkiU=";
   };
 
   patches = [ ./nagios.patch ];