diff --git a/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/cache/CacheProperties.java b/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/cache/CacheProperties.java
index d697532562..8f9213a4cf 100644
--- a/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/cache/CacheProperties.java
+++ b/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/cache/CacheProperties.java
@@ -99,7 +99,7 @@ public class CacheProperties {
 	 */
 	public Resource resolveConfigLocation(Resource config) {
 		if (config != null) {
-			Assert.isTrue(config.exists(), "Cache configuration does not " + "exist '"
+			Assert.isTrue(config.exists(), "Cache configuration does not exist '"
 					+ config.getDescription() + "'");
 			return config;
 		}