diff --git a/services/vikunja.hcl b/services/vikunja.hcl
index 265281f..6deeb58 100644
--- a/services/vikunja.hcl
+++ b/services/vikunja.hcl
@@ -21,7 +21,8 @@ job "vikunja" {
         ]
       }
 
-      env {
+      resources {
+        memory = 1024
       }
 
       service {