diff --git a/hosts/arashi/default.nix b/hosts/arashi/default.nix
index f3f675b..7bad61f 100644
--- a/hosts/arashi/default.nix
+++ b/hosts/arashi/default.nix
@@ -3,8 +3,6 @@
     ./hardware-configuration.nix
     ./services
     ../../modules
-    ../../modules/prometheus/exporters/redis.nix
-    ../../modules/prometheus/exporters/postgres.nix
   ];
 
   boot.loader = {
@@ -16,6 +14,10 @@
     };
   };
 
+  boot.kernel.sysctl = {
+    "kernel.shmmax" = 100663296;
+  };
+
   networking = {
     hostName = "arashi";
   };