diff --git a/pkgs/os-specific/linux/apparmor/default.nix b/pkgs/os-specific/linux/apparmor/default.nix
index 3ffaef8109f..e632be905fd 100644
--- a/pkgs/os-specific/linux/apparmor/default.nix
+++ b/pkgs/os-specific/linux/apparmor/default.nix
@@ -12,8 +12,8 @@
 }:
 
 let
-  apparmor-series = "2.12";
-  apparmor-patchver = "0";
+  apparmor-series = "2.13";
+  apparmor-patchver = "1";
   apparmor-version = apparmor-series + "." + apparmor-patchver;
 
   apparmor-meta = component: with stdenv.lib; {
@@ -25,8 +25,8 @@ let
   };
 
   apparmor-sources = fetchurl {
-    url = "https://launchpad.net/apparmor/${apparmor-series}/${apparmor-version}/+download/apparmor-${apparmor-series}.tar.gz";
-    sha256 = "0mm0mcp0w18si9wl15drndysm7v27az2942p1xjd197shg80qawa";
+    url = "https://launchpad.net/apparmor/${apparmor-series}/${apparmor-version}/+download/apparmor-${apparmor-version}.tar.gz";
+    sha256 = "7a060d94c275e59f96bacd1da150e6fee2c9152a85bf57800109d07d51ef8afb";
   };
 
   prePatchCommon = ''