diff --git a/integration/basic_test.go b/integration/basic_test.go
index eae0f09..efe7a60 100644
--- a/integration/basic_test.go
+++ b/integration/basic_test.go
@@ -87,6 +87,8 @@ func TestSimplePing(t *testing.T) {
 
 func TestSimpleRoutedPing(t *testing.T) {
 	defer goleak.VerifyNone(t)
+	origProbeDelay, origRouteUpdateDelay := state.ProbeDelay, state.RouteUpdateDelay
+	defer func() { state.ProbeDelay, state.RouteUpdateDelay = origProbeDelay, origRouteUpdateDelay }()
 	state.ProbeDelay /= 3 // 3x faster
 	state.RouteUpdateDelay /= 3
 
diff --git a/integration/convergence_test.go b/integration/convergence_test.go
index 6e7d93c..42c797e 100644
--- a/integration/convergence_test.go
+++ b/integration/convergence_test.go
@@ -14,6 +14,10 @@ import (
 
 func TestOptimalConvergence(t *testing.T) {
 	defer goleak.VerifyNone(t)
+	origProbeDelay, origRouteUpdateDelay, origMinConfWindow := state.ProbeDelay, state.RouteUpdateDelay, state.MinimumConfidenceWindow
+	defer func() {
+		state.ProbeDelay, state.RouteUpdateDelay, state.MinimumConfidenceWindow = origProbeDelay, origRouteUpdateDelay, origMinConfWindow
+	}()
 	state.ProbeDelay /= 3 // 3x faster
 	state.RouteUpdateDelay /= 3
 	state.MinimumConfidenceWindow /= 5