diff --git a/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/assertj/ApplicationContextAssert.java b/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/assertj/ApplicationContextAssert.java
index 48c41c9964..8d226b04ac 100644
--- a/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/assertj/ApplicationContextAssert.java
+++ b/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/assertj/ApplicationContextAssert.java
@@ -175,7 +175,7 @@ public class ApplicationContextAssert<C extends ApplicationContext>
 		String[] names = scope.getBeanNamesForType(getApplicationContext(), type);
 		if (names.length > 0) {
 			throwAssertionError(new BasicErrorMessageFactory(
-					"%nExpecting:%n <%s>%nnot to have a beans of type:%n <%s>%nbut found:%n <%s>",
+					"%nExpecting:%n <%s>%nnot to have any beans of type:%n <%s>%nbut found:%n <%s>",
 					getApplicationContext(), type, names));
 		}
 		return this;