diff --git a/snapcraft.yaml b/snapcraft.yaml
index cb55b7e..b6dd77e 100644
--- a/snapcraft.yaml
+++ b/snapcraft.yaml
@@ -5,7 +5,7 @@ description: |
   A simple tunnel written in golang
 
 grade: stable
-confinement: classic
+confinement: strict
 
 apps:
   gost: