diff --git a/src/test/java/org/springframework/samples/petclinic/system/CrashControllerTests.java b/src/test/java/org/springframework/samples/petclinic/system/CrashControllerTests.java
index 65d3b8921..4361b866b 100644
--- a/src/test/java/org/springframework/samples/petclinic/system/CrashControllerTests.java
+++ b/src/test/java/org/springframework/samples/petclinic/system/CrashControllerTests.java
@@ -16,7 +16,7 @@
 
 package org.springframework.samples.petclinic.system;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import org.junit.jupiter.api.Test;
@@ -34,13 +34,11 @@ class CrashControllerTests {
 	CrashController testee = new CrashController();
 
 	@Test
-	void testTriggerException() throws Exception {
-		RuntimeException thrown = assertThrows(RuntimeException.class, () -> {
-			testee.triggerException();
-		});
+	void testTriggerException() {
+		RuntimeException thrown = assertThrows(RuntimeException.class, () -> testee.triggerException());
 
-		assertEquals("Expected: controller used to showcase what happens when an exception is thrown",
-				thrown.getMessage());
+		assertThat(thrown.getMessage())
+			.isEqualTo("Expected: controller used to showcase what happens when an exception is thrown");
 	}
 
 }