diff --git a/modules/compute/main.tf b/modules/compute/main.tf
index b3cd088..a9b06dc 100644
--- a/modules/compute/main.tf
+++ b/modules/compute/main.tf
@@ -11,7 +11,7 @@ resource "google_compute_instance" "vm-front" {
   }
 
   network_interface {
-    subnetwork = google_compute_subnetwork.subnet.id
+    subnetwork = google_compute_subnetwork.subnet1.id
     access_config {} # IP publique
   }
 
@@ -35,7 +35,7 @@ resource "google_compute_instance" "vm-back" {
   }
 
   network_interface {
-    subnetwork = google_compute_subnetwork.subnet.id
+    subnetwork = google_compute_subnetwork.subnet2.id
     access_config {} # IP publique
   }
 
@@ -59,7 +59,7 @@ resource "google_compute_instance" "vm-database" {
   }
 
   network_interface {
-    subnetwork = google_compute_subnetwork.subnet.id
+    subnetwork = google_compute_subnetwork.subnet3.id
     access_config {} # IP publique
   }