diff --git a/autoscaler_basic/main.tf b/autoscaler_basic/main.tf
index 7d2cba15..2726dff2 100644
--- a/autoscaler_basic/main.tf
+++ b/autoscaler_basic/main.tf
@@ -7,6 +7,7 @@ resource "google_compute_autoscaler" "foobar" {
     max_replicas    = 5
     min_replicas    = 1
     cooldown_period = 60
+    stabilization_period = 300
 
     cpu_utilization {
       target = 0.5
diff --git a/region_autoscaler_basic/main.tf b/region_autoscaler_basic/main.tf
index 7d15fcd8..029cddb7 100644
--- a/region_autoscaler_basic/main.tf
+++ b/region_autoscaler_basic/main.tf
@@ -7,6 +7,7 @@ resource "google_compute_region_autoscaler" "foobar" {
     max_replicas    = 5
     min_replicas    = 1
     cooldown_period = 60
+    stabilization_period = 300
 
     cpu_utilization {
       target = 0.5