diff --git a/Makefile b/Makefile
index b1650c5..b7cae57 100644
--- a/Makefile
+++ b/Makefile
@@ -23,11 +23,11 @@ release-check:
 
 reconnect-check:
 	cargo test --test integration_smoke resume_updates_udp_endpoint_for_roaming -- --nocapture
-	DOSH_SOAK_SECONDS=$${DOSH_SOAK_SECONDS:-300} cargo test --test integration_smoke sleep_roaming_soak_30m -- --ignored --nocapture
+	DOSH_SOAK_SECONDS=$${DOSH_SOAK_SECONDS:-1800} cargo test --test integration_smoke sleep_roaming_soak_30m -- --ignored --nocapture
 
 hostile-network-check:
 	cargo test --test hostile_network -- --nocapture
-	DOSH_BADNET_SOAK_SECONDS=$${DOSH_BADNET_SOAK_SECONDS:-300} cargo test --test hostile_network bad_network_tui_work_soak_30m -- --ignored --nocapture
+	DOSH_BADNET_SOAK_SECONDS=$${DOSH_BADNET_SOAK_SECONDS:-1800} cargo test --test hostile_network bad_network_tui_work_soak_30m -- --ignored --nocapture
 
 persistence-check:
 	cargo test --test integration_smoke session_survives_server_restart_same_shell_and_screen -- --nocapture
diff --git a/tests/release_scripts.rs b/tests/release_scripts.rs
index 9f1d3e1..9eda2e8 100644
--- a/tests/release_scripts.rs
+++ b/tests/release_scripts.rs
@@ -63,6 +63,26 @@ fn release_gates_test_all_targets() {
     assert!(ci.contains("run: sh scripts/tui-harness.sh"));
 }
 
+#[test]
+fn one_dot_zero_gates_default_to_full_length_soaks() {
+    let makefile = include_str!("../Makefile");
+    let reconnect_check = makefile
+        .split("reconnect-check:")
+        .nth(1)
+        .and_then(|tail| tail.split("\nhostile-network-check:").next())
+        .expect("reconnect-check target");
+    assert!(reconnect_check.contains("DOSH_SOAK_SECONDS=$${DOSH_SOAK_SECONDS:-1800}"));
+    assert!(!reconnect_check.contains("DOSH_SOAK_SECONDS=$${DOSH_SOAK_SECONDS:-300}"));
+
+    let hostile_check = makefile
+        .split("hostile-network-check:")
+        .nth(1)
+        .and_then(|tail| tail.split("\npersistence-check:").next())
+        .expect("hostile-network-check target");
+    assert!(hostile_check.contains("DOSH_BADNET_SOAK_SECONDS=$${DOSH_BADNET_SOAK_SECONDS:-1800}"));
+    assert!(!hostile_check.contains("DOSH_BADNET_SOAK_SECONDS=$${DOSH_BADNET_SOAK_SECONDS:-300}"));
+}
+
 #[test]
 fn installers_skip_stale_latest_release_prebuilts() {
     let install = include_str!("../install.sh");