diff --git a/Tests/FluentAssertions.Specs/Specialized/ExecutionTimeAssertionsSpecs.cs b/Tests/FluentAssertions.Specs/Specialized/ExecutionTimeAssertionsSpecs.cs
index d0f632baa4..7277d16dc1 100644
--- a/Tests/FluentAssertions.Specs/Specialized/ExecutionTimeAssertionsSpecs.cs
+++ b/Tests/FluentAssertions.Specs/Specialized/ExecutionTimeAssertionsSpecs.cs
@@ -63,7 +63,7 @@ public void When_the_execution_time_of_an_action_is_less_than_or_equal_to_a_limi
             Action someAction = () => Thread.Sleep(100);
 
             // Act
-            Action act = () => someAction.ExecutionTime().Should().BeLessThanOrEqualTo(1.Seconds());
+            Action act = () => someAction.ExecutionTime().Should().BeLessThanOrEqualTo(2.Seconds());
 
             // Assert
             act.Should().NotThrow();